Using alias actor ID when available. Using basic SVG flags instead of PNG. Moved PNG and HD SVG flags to assets.

public/img/flags/pr.svg

@@ -1,13 +1,145 @@
-<svg xmlns="http://www.w3.org/2000/svg" id="flag-icon-css-pr" viewBox="0 0 640 480">
-  <defs>
-    <clipPath id="a">
-      <path fill-opacity=".7" d="M-37.3 0h682.7v512H-37.3z"/>
-    </clipPath>
-  </defs>
-  <g fill-rule="evenodd" clip-path="url(#a)" transform="translate(35) scale(.9375)">
-    <path fill="#ed0000" d="M-37.3 0h768v512h-768z"/>
-    <path fill="#fff" d="M-37.3 102.4h768v102.4h-768zm0 204.8h768v102.4h-768z"/>
-    <path fill="#0050f0" d="M-37.3 0l440.7 255.7L-37.3 511V0z"/>
-    <path fill="#fff" d="M156.4 325.5L109 290l-47.2 35.8 17.6-58.1-47.2-36 58.3-.4 18.1-58 18.5 57.8 58.3.1-46.9 36.3 18 58z"/>
-  </g>
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   inkscape:version="1.0 (4035a4fb49, 2020-05-01)"
+   height="341.33701"
+   width="512"
+   sodipodi:docname="pr.svg"
+   xml:space="preserve"
+   viewBox="0 0 512 341.33701"
+   y="0px"
+   x="0px"
+   id="Capa_1"
+   version="1.1"><metadata
+   id="metadata11517"><rdf:RDF><cc:Work
+       rdf:about=""><dc:format>image/svg+xml</dc:format><dc:type
+         rdf:resource="http://purl.org/dc/dcmitype/StillImage" /></cc:Work></rdf:RDF></metadata><defs
+   id="defs11515" /><sodipodi:namedview
+   inkscape:current-layer="Capa_1"
+   inkscape:window-maximized="0"
+   inkscape:window-y="0"
+   inkscape:window-x="0"
+   inkscape:cy="170.669"
+   inkscape:cx="256"
+   inkscape:zoom="1.6386719"
+   showgrid="false"
+   id="namedview11513"
+   inkscape:window-height="1020"
+   inkscape:window-width="1485"
+   inkscape:pageshadow="2"
+   inkscape:pageopacity="0"
+   guidetolerance="10"
+   gridtolerance="10"
+   objecttolerance="10"
+   borderopacity="1"
+   bordercolor="#666666"
+   pagecolor="#ffffff" />
+<rect
+   x="0"
+   id="rect11468"
+   height="341.32599"
+   width="512"
+   style="fill:#f0f0f0"
+   y="0.0059979861" />
+<g
+   transform="translate(0,-85.331)"
+   id="g11476">
+	<rect
+   x="0"
+   id="rect11470"
+   height="68.263"
+   width="512"
+   style="fill:#d80027"
+   y="85.336998" />
+	<rect
+   x="0"
+   id="rect11472"
+   height="68.263"
+   width="512"
+   style="fill:#d80027"
+   y="221.86301" />
+	<rect
+   x="0"
+   id="rect11474"
+   height="68.263"
+   width="512"
+   style="fill:#d80027"
+   y="358.39999" />
+</g>
+<polygon
+   transform="translate(0,-85.331)"
+   id="polygon11478"
+   points="0,85.331 256,256.006 0,426.668 "
+   style="fill:#0052b4" />
+<polygon
+   transform="translate(0,-85.331)"
+   id="polygon11480"
+   points="147.478,241.63 107.924,270.369 123.031,316.868 83.477,288.13 43.922,316.868 59.032,270.369 19.478,241.63 68.37,241.63 83.477,195.132 98.584,241.63 "
+   style="fill:#f0f0f0" />
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+   id="g11482">
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+<g
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 </svg>