Updated OSM API path, added redis caching.

src/redis.js

@@ -0,0 +1,15 @@
+'use strict';
+
+const config = require('config');
+const redis = require('redis');
+const logger = require('./logger')(__filename);
+
+logger.verbose('Redis module initialized');
+
+const redisClient = redis.createClient({
+    socket: config.redis,
+});
+
+redisClient.connect();
+
+module.exports = redisClient;