diff --git a/.eslintrc b/.eslintrc
new file mode 100644
index 0000000..ba88572
--- /dev/null
+++ b/.eslintrc
@@ -0,0 +1,8 @@
+{
+    "extends": "airbnb-base",
+    "rules": {
+        "no-console": 0,
+        "indent": ["error", 4],
+        "max-len": [2, {"code": 125, "tabWidth": 4, "ignoreUrls": true}]
+    }
+}
diff --git a/package-lock.json b/package-lock.json
index 8df8fd5..dc66350 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,6 +9,29 @@
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     },
+    "acorn": {
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+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.6.2.tgz",
+      "integrity": "sha512-zUzo1E5dI2Ey8+82egfnttyMlMZ2y0D8xOCO3PNPPlYXpl8NZvF6Qk9L9BEtJs+43FqEmfBViDqc5d1ckRDguw==",
+      "dev": true
+    },
+    "acorn-jsx": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/acorn-jsx/-/acorn-jsx-3.0.1.tgz",
+      "integrity": "sha1-r9+UiPsezvyDSPb7IvRk4ypYs2s=",
+      "dev": true,
+      "requires": {
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+      "dependencies": {
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+          "version": "3.3.0",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-3.3.0.tgz",
+          "integrity": "sha1-ReN/s56No/JbruP/U2niu18iAXo=",
+          "dev": true
+        }
+      }
+    },
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       "version": "5.5.2",
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
@@ -20,11 +43,53 @@
         "json-schema-traverse": "0.3.1"
       }
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+    "ajv-keywords": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/ajv-keywords/-/ajv-keywords-2.1.1.tgz",
+      "integrity": "sha1-YXmX/F9gV2iUxDX5QNgZ4TW4B2I=",
+      "dev": true
+    },
+    "ansi-escapes": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/ansi-escapes/-/ansi-escapes-3.1.0.tgz",
+      "integrity": "sha512-UgAb8H9D41AQnu/PbWlCofQVcnV4Gs2bBJi9eZPxfU/hgglFh3SMDMENRIqdr7H6XFnXdoknctFByVsCOotTVw==",
+      "dev": true
+    },
     "ansi-regex": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
       "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg="
     },
+    "ansi-styles": {
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-2.2.1.tgz",
+      "integrity": "sha1-tDLdM1i2NM914eRmQ2gkBTPB3b4=",
+      "dev": true
+    },
+    "argparse": {
+      "version": "1.0.10",
+      "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
+      "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
+      "dev": true,
+      "requires": {
+        "sprintf-js": "1.0.3"
+      }
+    },
+    "array-union": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/array-union/-/array-union-1.0.2.tgz",
+      "integrity": "sha1-mjRBDk9OPaI96jdb5b5w8kd47Dk=",
+      "dev": true,
+      "requires": {
+        "array-uniq": "1.0.3"
+      }
+    },
+    "array-uniq": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/array-uniq/-/array-uniq-1.0.3.tgz",
+      "integrity": "sha1-r2rId6Jcx/dOBYiUdThY39sk/bY=",
+      "dev": true
+    },
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       "resolved": "https://registry.npmjs.org/array.prototype.flatten/-/array.prototype.flatten-1.2.1.tgz",
@@ -35,6 +100,12 @@
         "function-bind": "1.1.1"
       }
     },
+    "arrify": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/arrify/-/arrify-1.0.1.tgz",
+      "integrity": "sha1-iYUI2iIm84DfkEcoRWhJwVAaSw0=",
+      "dev": true
+    },
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       "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.3.tgz",
@@ -68,6 +139,53 @@
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     },
+    "babel-code-frame": {
+      "version": "6.26.0",
+      "resolved": "https://registry.npmjs.org/babel-code-frame/-/babel-code-frame-6.26.0.tgz",
+      "integrity": "sha1-Y/1D99weO7fONZR9uP42mj9Yx0s=",
+      "dev": true,
+      "requires": {
+        "chalk": "1.1.3",
+        "esutils": "2.0.2",
+        "js-tokens": "3.0.2"
+      },
+      "dependencies": {
+        "ansi-regex": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
+          "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
+          "dev": true
+        },
+        "chalk": {
+          "version": "1.1.3",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+          "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
+          "dev": true,
+          "requires": {
+            "ansi-styles": "2.2.1",
+            "escape-string-regexp": "1.0.5",
+            "has-ansi": "2.0.0",
+            "strip-ansi": "3.0.1",
+            "supports-color": "2.0.0"
+          }
+        },
+        "strip-ansi": {
+          "version": "3.0.1",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+          "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
+          "dev": true,
+          "requires": {
+            "ansi-regex": "2.1.1"
+          }
+        }
+      }
+    },
+    "balanced-match": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
+      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c=",
+      "dev": true
+    },
     "bcrypt-pbkdf": {
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       "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.1.tgz",
@@ -95,6 +213,43 @@
         "hoek": "4.2.1"
       }
     },
+    "brace-expansion": {
+      "version": "1.1.11",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
+      "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
+      "dev": true,
+      "requires": {
+        "balanced-match": "1.0.0",
+        "concat-map": "0.0.1"
+      }
+    },
+    "buffer-from": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.0.tgz",
+      "integrity": "sha512-c5mRlguI/Pe2dSZmpER62rSCu0ryKmWddzRYsuXc50U2/g8jMOulc31VZMa4mYx31U5xsmSOpDCgH88Vl9cDGQ==",
+      "dev": true
+    },
+    "builtin-modules": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/builtin-modules/-/builtin-modules-1.1.1.tgz",
+      "integrity": "sha1-Jw8HbFpywC9bZaR9+Uxf46J4iS8=",
+      "dev": true
+    },
+    "caller-path": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/caller-path/-/caller-path-0.1.0.tgz",
+      "integrity": "sha1-lAhe9jWB7NPaqSREqP6U6CV3dR8=",
+      "dev": true,
+      "requires": {
+        "callsites": "0.2.0"
+      }
+    },
+    "callsites": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/callsites/-/callsites-0.2.0.tgz",
+      "integrity": "sha1-r6uWJikQp/M8GaV3WCXGnzTjUMo=",
+      "dev": true
+    },
     "camelcase": {
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       "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-4.1.0.tgz",
@@ -110,6 +265,43 @@
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       "integrity": "sha1-MGH3G+AQJxC+hDKNL5Q2OhZfjEs="
     },
+    "chalk": {
+      "version": "2.4.1",
+      "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.1.tgz",
+      "integrity": "sha512-ObN6h1v2fTJSmUXoS3nMQ92LbDK9be4TV+6G+omQlGJFdcUX5heKi1LZ1YnRMIgwTLEj3E24bT6tYni50rlCfQ==",
+      "dev": true,
+      "requires": {
+        "ansi-styles": "3.2.1",
+        "escape-string-regexp": "1.0.5",
+        "supports-color": "5.4.0"
+      },
+      "dependencies": {
+        "ansi-styles": {
+          "version": "3.2.1",
+          "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz",
+          "integrity": "sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==",
+          "dev": true,
+          "requires": {
+            "color-convert": "1.9.1"
+          }
+        },
+        "supports-color": {
+          "version": "5.4.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.4.0.tgz",
+          "integrity": "sha512-zjaXglF5nnWpsq470jSv6P9DwPvgLkuapYmfDm3JWOm0vkNTVF2tI4UrN2r6jH1qM/uc/WtxYY1hYoA2dOKj5w==",
+          "dev": true,
+          "requires": {
+            "has-flag": "3.0.0"
+          }
+        }
+      }
+    },
+    "chardet": {
+      "version": "0.4.2",
+      "resolved": "https://registry.npmjs.org/chardet/-/chardet-0.4.2.tgz",
+      "integrity": "sha1-tUc7M9yXxCTl2Y3IfVXU2KKci/I=",
+      "dev": true
+    },
     "cheerio": {
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       "resolved": "https://registry.npmjs.org/cheerio/-/cheerio-1.0.0-rc.2.tgz",
@@ -123,6 +315,27 @@
         "parse5": "3.0.3"
       }
     },
+    "circular-json": {
+      "version": "0.3.3",
+      "resolved": "https://registry.npmjs.org/circular-json/-/circular-json-0.3.3.tgz",
+      "integrity": "sha512-UZK3NBx2Mca+b5LsG7bY183pHWt5Y1xts4P3Pz7ENTwGVnJOUWbRb3ocjvX7hx9tq/yTAdclXm9sZ38gNuem4A==",
+      "dev": true
+    },
+    "cli-cursor": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/cli-cursor/-/cli-cursor-2.1.0.tgz",
+      "integrity": "sha1-s12sN2R5+sw+lHR9QdDQ9SOP/LU=",
+      "dev": true,
+      "requires": {
+        "restore-cursor": "2.0.0"
+      }
+    },
+    "cli-width": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/cli-width/-/cli-width-2.2.0.tgz",
+      "integrity": "sha1-/xnt6Kml5XkyQUewwR8PvLq+1jk=",
+      "dev": true
+    },
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@@ -143,6 +356,21 @@
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       "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c="
     },
+    "color-convert": {
+      "version": "1.9.1",
+      "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.1.tgz",
+      "integrity": "sha512-mjGanIiwQJskCC18rPR6OmrZ6fm2Lc7PeGFYwCmy5J34wC6F1PzdGL6xeMfmgicfYcNLGuVFA3WzXtIDCQSZxQ==",
+      "dev": true,
+      "requires": {
+        "color-name": "1.1.3"
+      }
+    },
+    "color-name": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.3.tgz",
+      "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU=",
+      "dev": true
+    },
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       "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.6.tgz",
@@ -151,6 +379,24 @@
         "delayed-stream": "1.0.0"
       }
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+    "concat-map": {
+      "version": "0.0.1",
+      "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
+      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=",
+      "dev": true
+    },
+    "concat-stream": {
+      "version": "1.6.2",
+      "resolved": "https://registry.npmjs.org/concat-stream/-/concat-stream-1.6.2.tgz",
+      "integrity": "sha512-27HBghJxjiZtIk3Ycvn/4kbJk/1uZuJFfuPEns6LaEvpvG1f0hTea8lilrouyo9mVc2GWdcEZ8OLoGmSADlrCw==",
+      "dev": true,
+      "requires": {
+        "buffer-from": "1.1.0",
+        "inherits": "2.0.3",
+        "readable-stream": "2.3.6",
+        "typedarray": "0.0.6"
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       "resolved": "https://registry.npmjs.org/config/-/config-1.30.0.tgz",
@@ -160,6 +406,12 @@
         "os-homedir": "1.0.2"
       }
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+    "contains-path": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/contains-path/-/contains-path-0.1.0.tgz",
+      "integrity": "sha1-/ozxhP9mcLa67wGp1IYaXL7EEgo=",
+      "dev": true
+    },
     "core-util-is": {
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       "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
@@ -222,11 +474,26 @@
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     },
+    "debug": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
+      "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
+      "dev": true,
+      "requires": {
+        "ms": "2.0.0"
+      }
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       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-1.2.0.tgz",
       "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA="
     },
+    "deep-is": {
+      "version": "0.1.3",
+      "resolved": "https://registry.npmjs.org/deep-is/-/deep-is-0.1.3.tgz",
+      "integrity": "sha1-s2nW+128E+7PUk+RsHD+7cNXzzQ=",
+      "dev": true
+    },
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       "resolved": "https://registry.npmjs.org/define-properties/-/define-properties-1.1.2.tgz",
@@ -236,6 +503,21 @@
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+    "del": {
+      "version": "2.2.2",
+      "resolved": "https://registry.npmjs.org/del/-/del-2.2.2.tgz",
+      "integrity": "sha1-wSyYHQZ4RshLyvhiz/kw2Qf/0ag=",
+      "dev": true,
+      "requires": {
+        "globby": "5.0.0",
+        "is-path-cwd": "1.0.0",
+        "is-path-in-cwd": "1.0.1",
+        "object-assign": "4.1.1",
+        "pify": "2.3.0",
+        "pinkie-promise": "2.0.1",
+        "rimraf": "2.6.2"
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@@ -251,6 +533,15 @@
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+    "doctrine": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/doctrine/-/doctrine-2.1.0.tgz",
+      "integrity": "sha512-35mSku4ZXK0vfCuHEDAwt55dg2jNajHZ1odvF+8SSr82EsZY4QmXfuWso8oEd8zRhVObSN18aM0CjSdoBX7zIw==",
+      "dev": true,
+      "requires": {
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     "dom-serializer": {
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@@ -303,6 +594,15 @@
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       "integrity": "sha1-blwtClYhtdra7O+AuQ7ftc13cvA="
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+    "error-ex": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/error-ex/-/error-ex-1.3.1.tgz",
+      "integrity": "sha1-+FWobOYa3E6GIcPNoh56dhLDqNw=",
+      "dev": true,
+      "requires": {
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@@ -325,6 +625,216 @@
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+    "escape-string-regexp": {
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+      "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
+      "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=",
+      "dev": true
+    },
+    "eslint": {
+      "version": "4.19.1",
+      "resolved": "https://registry.npmjs.org/eslint/-/eslint-4.19.1.tgz",
+      "integrity": "sha512-bT3/1x1EbZB7phzYu7vCr1v3ONuzDtX8WjuM9c0iYxe+cq+pwcKEoQjl7zd3RpC6YOLgnSy3cTN58M2jcoPDIQ==",
+      "dev": true,
+      "requires": {
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+        "babel-code-frame": "6.26.0",
+        "chalk": "2.4.1",
+        "concat-stream": "1.6.2",
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+        "debug": "3.1.0",
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+        "json-stable-stringify-without-jsonify": "1.0.1",
+        "levn": "0.3.0",
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+        "minimatch": "3.0.4",
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+      "version": "4.0.8",
+      "resolved": "https://registry.npmjs.org/rx-lite-aggregates/-/rx-lite-aggregates-4.0.8.tgz",
+      "integrity": "sha1-dTuHqJoRyVRnxKwWJsTvxOBcZ74=",
+      "dev": true,
+      "requires": {
+        "rx-lite": "4.0.8"
+      }
+    },
     "safe-buffer": {
       "version": "5.1.1",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.1.tgz",
       "integrity": "sha512-kKvNJn6Mm93gAczWVJg7wH+wGYWNrDHdWvpUmHyEsgCtIwwo3bqPtV4tR5tuPaUhTOo/kvhVwd8XwwOllGYkbg=="
     },
+    "safer-buffer": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
+      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==",
+      "dev": true
+    },
+    "semver": {
+      "version": "5.5.0",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-5.5.0.tgz",
+      "integrity": "sha512-4SJ3dm0WAwWy/NVeioZh5AntkdJoWKxHxcmyP622fOkgHa4z3R0TdBJICINyaSDE6uNwVc8gZr+ZinwZAH4xIA==",
+      "dev": true
+    },
     "set-blocking": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/set-blocking/-/set-blocking-2.0.0.tgz",
@@ -973,6 +2064,15 @@
       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.2.tgz",
       "integrity": "sha1-tf3AjxKH6hF4Yo5BXiUTK3NkbG0="
     },
+    "slice-ansi": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/slice-ansi/-/slice-ansi-1.0.0.tgz",
+      "integrity": "sha512-POqxBK6Lb3q6s047D/XsDVNPnF9Dl8JSaqe9h9lURl0OdNqy/ujDrOiIHtsqXMGbWWTIomRzAMaTyawAU//Reg==",
+      "dev": true,
+      "requires": {
+        "is-fullwidth-code-point": "2.0.0"
+      }
+    },
     "snoowrap": {
       "version": "1.15.2",
       "resolved": "https://registry.npmjs.org/snoowrap/-/snoowrap-1.15.2.tgz",
@@ -993,6 +2093,44 @@
         "hoek": "4.2.1"
       }
     },
+    "spdx-correct": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/spdx-correct/-/spdx-correct-3.0.0.tgz",
+      "integrity": "sha512-N19o9z5cEyc8yQQPukRCZ9EUmb4HUpnrmaL/fxS2pBo2jbfcFRVuFZ/oFC+vZz0MNNk0h80iMn5/S6qGZOL5+g==",
+      "dev": true,
+      "requires": {
+        "spdx-expression-parse": "3.0.0",
+        "spdx-license-ids": "3.0.0"
+      }
+    },
+    "spdx-exceptions": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/spdx-exceptions/-/spdx-exceptions-2.1.0.tgz",
+      "integrity": "sha512-4K1NsmrlCU1JJgUrtgEeTVyfx8VaYea9J9LvARxhbHtVtohPs/gFGG5yy49beySjlIMhhXZ4QqujIZEfS4l6Cg==",
+      "dev": true
+    },
+    "spdx-expression-parse": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/spdx-expression-parse/-/spdx-expression-parse-3.0.0.tgz",
+      "integrity": "sha512-Yg6D3XpRD4kkOmTpdgbUiEJFKghJH03fiC1OPll5h/0sO6neh2jqRDVHOQ4o/LMea0tgCkbMgea5ip/e+MkWyg==",
+      "dev": true,
+      "requires": {
+        "spdx-exceptions": "2.1.0",
+        "spdx-license-ids": "3.0.0"
+      }
+    },
+    "spdx-license-ids": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/spdx-license-ids/-/spdx-license-ids-3.0.0.tgz",
+      "integrity": "sha512-2+EPwgbnmOIl8HjGBXXMd9NAu02vLjOO1nWw4kmeRDFyHn+M/ETfHxQUK0oXg8ctgVnl9t3rosNVsZ1jG61nDA==",
+      "dev": true
+    },
+    "sprintf-js": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
+      "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=",
+      "dev": true
+    },
     "sshpk": {
       "version": "1.14.1",
       "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.14.1.tgz",
@@ -1038,11 +2176,64 @@
         "ansi-regex": "3.0.0"
       }
     },
+    "strip-bom": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-3.0.0.tgz",
+      "integrity": "sha1-IzTBjpx1n3vdVv3vfprj1YjmjtM=",
+      "dev": true
+    },
     "strip-eof": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz",
       "integrity": "sha1-u0P/VZim6wXYm1n80SnJgzE2Br8="
     },
+    "strip-json-comments": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-2.0.1.tgz",
+      "integrity": "sha1-PFMZQukIwml8DsNEhYwobHygpgo=",
+      "dev": true
+    },
+    "supports-color": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-2.0.0.tgz",
+      "integrity": "sha1-U10EXOa2Nj+kARcIRimZXp3zJMc=",
+      "dev": true
+    },
+    "table": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/table/-/table-4.0.2.tgz",
+      "integrity": "sha512-UUkEAPdSGxtRpiV9ozJ5cMTtYiqz7Ni1OGqLXRCynrvzdtR1p+cfOWe2RJLwvUG8hNanaSRjecIqwOjqeatDsA==",
+      "dev": true,
+      "requires": {
+        "ajv": "5.5.2",
+        "ajv-keywords": "2.1.1",
+        "chalk": "2.4.1",
+        "lodash": "4.17.5",
+        "slice-ansi": "1.0.0",
+        "string-width": "2.1.1"
+      }
+    },
+    "text-table": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/text-table/-/text-table-0.2.0.tgz",
+      "integrity": "sha1-f17oI66AUgfACvLfSoTsP8+lcLQ=",
+      "dev": true
+    },
+    "through": {
+      "version": "2.3.8",
+      "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
+      "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU=",
+      "dev": true
+    },
+    "tmp": {
+      "version": "0.0.33",
+      "resolved": "https://registry.npmjs.org/tmp/-/tmp-0.0.33.tgz",
+      "integrity": "sha512-jRCJlojKnZ3addtTOjdIqoRuPEKBvNXcGYqzO6zWZX8KfKEpnGY5jfggJQ3EjKuu8D4bJRr0y+cYJFmYbImXGw==",
+      "dev": true,
+      "requires": {
+        "os-tmpdir": "1.0.2"
+      }
+    },
     "tough-cookie": {
       "version": "2.3.4",
       "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.3.4.tgz",
@@ -1065,6 +2256,21 @@
       "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=",
       "optional": true
     },
+    "type-check": {
+      "version": "0.3.2",
+      "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.3.2.tgz",
+      "integrity": "sha1-WITKtRLPHTVeP7eE8wgEsrUg23I=",
+      "dev": true,
+      "requires": {
+        "prelude-ls": "1.1.2"
+      }
+    },
+    "typedarray": {
+      "version": "0.0.6",
+      "resolved": "https://registry.npmjs.org/typedarray/-/typedarray-0.0.6.tgz",
+      "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=",
+      "dev": true
+    },
     "ultron": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/ultron/-/ultron-1.0.2.tgz",
@@ -1090,6 +2296,16 @@
       "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.2.1.tgz",
       "integrity": "sha512-jZnMwlb9Iku/O3smGWvZhauCf6cvvpKi4BKRiliS3cxnI+Gz9j5MEpTz2UFuXiKPJocb7gnsLHwiS05ige5BEA=="
     },
+    "validate-npm-package-license": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.3.tgz",
+      "integrity": "sha512-63ZOUnL4SIXj4L0NixR3L1lcjO38crAbgrTpl28t8jjrfuiOBL5Iygm+60qPs/KsZGzPNg6Smnc/oY16QTjF0g==",
+      "dev": true,
+      "requires": {
+        "spdx-correct": "3.0.0",
+        "spdx-expression-parse": "3.0.0"
+      }
+    },
     "verror": {
       "version": "1.10.0",
       "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
@@ -1113,6 +2329,12 @@
       "resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz",
       "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho="
     },
+    "wordwrap": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
+      "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus=",
+      "dev": true
+    },
     "wrap-ansi": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz",
@@ -1155,6 +2377,21 @@
         }
       }
     },
+    "wrappy": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
+      "dev": true
+    },
+    "write": {
+      "version": "0.2.1",
+      "resolved": "https://registry.npmjs.org/write/-/write-0.2.1.tgz",
+      "integrity": "sha1-X8A4KOJkzqP+kUVUdvejxWbLB1c=",
+      "dev": true,
+      "requires": {
+        "mkdirp": "0.5.1"
+      }
+    },
     "wrote": {
       "version": "0.6.1",
       "resolved": "https://registry.npmjs.org/wrote/-/wrote-0.6.1.tgz",
diff --git a/package.json b/package.json
index 29f5321..57db394 100644
--- a/package.json
+++ b/package.json
@@ -44,5 +44,10 @@
     "snoowrap": "^1.15.2",
     "url-pattern": "^1.0.3",
     "yargs": "^11.0.0"
+  },
+  "devDependencies": {
+    "eslint": "^4.19.1",
+    "eslint-config-airbnb-base": "^12.1.0",
+    "eslint-plugin-import": "^2.12.0"
   }
 }
diff --git a/src/app.js b/src/app.js
index 99dceed..ec784e9 100644
--- a/src/app.js
+++ b/src/app.js
@@ -5,6 +5,8 @@ const util = require('util');
 const fs = require('fs-extra');
 const snoowrap = require('snoowrap');
 const omit = require('object.omit');
+const exiftool = require('node-exiftool');
+const exiftoolBin = require('dist-exiftool');
 
 require('promise.prototype.finally').shim();
 require('array.prototype.flatten').shim();
@@ -26,6 +28,8 @@ if(!(args.users && args.users.length) && !(args.posts && args.posts.length)) {
     return console.log('\x1b[31m%s\x1b[0m', 'Please supply at least one user with --user <user> or one post with --post <post-id>. See --help for more options.');
 }
 
+const ep = new exiftool.ExiftoolProcess(exiftoolBin);
+
 Promise.resolve().then(async () => {
     const initUsers = args.users ? args.users.reduce((acc, username) => ({...acc, [username]: {name: username, posts: []}}), {}) : {};
     let userPosts = await getUserPosts(initUsers);
@@ -37,15 +41,9 @@ Promise.resolve().then(async () => {
     const curatedUserPosts = curatePosts(userPosts, args);
     const infoUserPosts = await attachContentInfo(curatedUserPosts);
 
-    console.log(util.inspect(infoUserPosts, {depth: 10}));
-
-    /*
-    for(const user of args.users) {
-        console.log(user);
-    }
-    */
-
-    // return fetchContent(posts, userPosts);
+    await ep.open();
+    await Promise.all(Object.values(infoUserPosts).map(user => fetchContent(user, ep)));
+    await ep.close();
 }).catch(error => {
     return console.error(error);
 });
diff --git a/src/fetch/content.js b/src/fetch/content.js
index 8bbcd5b..950ee6c 100644
--- a/src/fetch/content.js
+++ b/src/fetch/content.js
@@ -1,8 +1,6 @@
-'use strict';
-
 const fs = require('fs-extra');
-const path = require('path');
 const config = require('config');
+const Promise = require('bluebird');
 
 const fetchItem = require('./item.js');
 const interpolate = require('../interpolate.js');
@@ -11,72 +9,62 @@ const textToStream = require('../save/textToStream.js');
 const saveMeta = require('../save/meta.js');
 const mux = require('../save/mux.js');
 
-const exiftool = require('node-exiftool');
-const exiftoolBin = require('dist-exiftool');
+async function getStreams(item, post) {
+    if(item.self) {
+        return [textToStream(item.text)];
+    }
 
-const ep = new exiftool.ExiftoolProcess(exiftoolBin);
+    const sources = item.mux ? [item.url].concat(item.mux) : [item.url];
+    const streams = await Promise.map(sources, source => fetchItem(source, 0, post));
 
-module.exports = function(posts, users) {
-    return Promise.resolve().then(() => {
-        return ep.open();
-    }).then(() => {
-        // console.log(users);
-    }).then(() => {
-        return Promise.all(posts.map(post => {
-            return Promise.all(post.content.items.map((item, index) => {
-                item.index = index;
+    if (streams.filter(stream => stream).length > 0) {
+        return streams;
+    }
 
-                if(item.self) {
-                    return Object.assign({}, item, {stream: textToStream(item.text)});
-                }
+    return null;
+}
 
-                // some videos are delivered with separate audio and are fetched separately to be muxed later
-                const sources = item.mux ? [item.url].concat(item.mux) : [item.url];
+async function fetchContent(user, ep) {
+    await Promise.map(user.posts, async (post) => {
+        const items = await Promise.reduce(post.content.items, async (accItems, originalItem, index) => {
+            const item = { ...originalItem, index };
+            const streams = await getStreams(item, post);
 
-                return Promise.all(sources.map(source => {
-                    return fetchItem(source, 0, post);
-                })).then(streams => {
-                    if(streams.filter(stream => stream).length > 0) {
-                        return Object.assign({}, item, {streams})
-                    }
+            // no streams, ignore item
+            if (streams.length <= 0) {
+                return accItems;
+            }
 
-                    return null;
-                });
-            })).then(items => items.filter(item => item)).then(items => {
-                return Promise.all(items.map(item => {
-                    const type = item.type.split('/')[0];
-                    const filepath = post.content.album ? interpolate(config.library.album[type], post.user, post, item) : interpolate(config.library[type], post.user, post, item);
+            const type = item.type.split('/')[0];
+            const filepath = post.content.album
+                ? interpolate(config.library.album[type], user, post, item)
+                : interpolate(config.library[type], user, post, item);
 
-                    return Promise.resolve().then(() => {
-                        return save(filepath, item.streams || item.stream, item, post);
-                    }).then(sourcePaths => {
-                        if(item.mux) {
-                            return mux(filepath, sourcePaths, item);
-                        }
-                    }).then(() => {
-                        const meta = Object.entries(config.library.meta).reduce((acc, [key, value]) => {
-                            const interpolatedValue = interpolate(value, post.user, post, item);
+            const sourcePaths = await save(filepath, streams, item, post);
 
-                            if(interpolatedValue) {
-                                acc[key] = interpolatedValue;
-                            }
+            if (item.mux) {
+                await mux(filepath, sourcePaths, item);
+            }
 
-                            return acc;
-                        }, {});
+            const meta = Object.entries(config.library.meta).reduce((acc, [key, value]) => {
+                const interpolatedValue = interpolate(value, user, post, item);
 
-                        if(Object.keys(meta).length > 0) {
-                            return saveMeta(filepath, meta, ep);
-                        }
-                    });
-                })).then(result => {
-                    const filename = interpolate(config.library.index.file, post.user, post);
-                    const entry = interpolate(config.library.index.entry, post.user, post, null, false) + '\n';
+                return interpolatedValue ? { ...acc, [key]: interpolatedValue } : acc;
+            }, {});
 
-                    return fs.appendFile(filename, config.library.index.unique ? `${post.hash} ${entry}` : entry);
-                });
-            });
-        }));
-    }).finally(() => {
-        return ep.close();
+            if (Object.keys(meta).length > 0) {
+                await saveMeta(filepath, meta, ep);
+            }
+
+            return sourcePaths;
+        }, []);
+
+        console.log(items);
+
+        const filename = interpolate(config.library.index.file, user, post);
+        const entry = `${interpolate(config.library.index.entry, user, post, null, false)}\n`;
+
+        await fs.appendFile(filename, config.library.index.unique ? `${post.hash} ${entry}` : entry);
     });
-};
+}
+module.exports = fetchContent;
diff --git a/src/fetch/info.js b/src/fetch/info.js
index 59228c9..01e1bbe 100644
--- a/src/fetch/info.js
+++ b/src/fetch/info.js
@@ -14,7 +14,7 @@ const attachContentInfo = users => {
         }
 
         try {
-            return [...accPosts, await methods[post.host.method](post)];
+            return [...accPosts, {...post, content: await methods[post.host.method](post)}];
         } catch(error) {
             console.log('\x1b[31m%s\x1b[0m', `${error} (${post.permalink})`);