Compile coffee files and remove them

With,

  ./node_modules/.bin/coffee -b -c Cakefile `find . -path ./node_modules -prune -o -name '*.coffee'`

proxy/websocket.js

@@ -0,0 +1,70 @@
+// Generated by CoffeeScript 2.4.1
+/*
+Only websocket-specific stuff.
+*/
+var WS;
+
+WS = (function() {
+  class WS {
+    // Build an escaped URL string from unescaped components. Only scheme and host
+    // are required. See RFC 3986, section 3.
+    static buildUrl(scheme, host, port, path, params) {
+      var parts;
+      parts = [];
+      parts.push(encodeURIComponent(scheme));
+      parts.push('://');
+      // If it contains a colon but no square brackets, treat it as IPv6.
+      if (host.match(/:/) && !host.match(/[[\]]/)) {
+        parts.push('[');
+        parts.push(host);
+        parts.push(']');
+      } else {
+        parts.push(encodeURIComponent(host));
+      }
+      if (void 0 !== port && this.DEFAULT_PORTS[scheme] !== port) {
+        parts.push(':');
+        parts.push(encodeURIComponent(port.toString()));
+      }
+      if (void 0 !== path && '' !== path) {
+        if (!path.match(/^\//)) {
+          path = '/' + path;
+        }
+        path = path.replace(/[^\/]+/, function(m) {
+          return encodeURIComponent(m);
+        });
+        parts.push(path);
+      }
+      if (void 0 !== params) {
+        parts.push('?');
+        parts.push(Query.buildString(params));
+      }
+      return parts.join('');
+    }
+
+    static makeWebsocket(addr, params) {
+      var url, ws, wsProtocol;
+      wsProtocol = this.WSS_ENABLED ? 'wss' : 'ws';
+      url = this.buildUrl(wsProtocol, addr.host, addr.port, '/', params);
+      ws = new WebSocket(url);
+      /*
+      'User agents can use this as a hint for how to handle incoming binary data:
+      if the attribute is set to 'blob', it is safe to spool it to disk, and if it
+      is set to 'arraybuffer', it is likely more efficient to keep the data in
+      memory.'
+      */
+      ws.binaryType = 'arraybuffer';
+      return ws;
+    }
+
+  };
+
+  WS.WSS_ENABLED = true;
+
+  WS.DEFAULT_PORTS = {
+    http: 80,
+    https: 443
+  };
+
+  return WS;
+
+}).call(this);