Merge pull request #92 from apigee-internal/pcf-port-fix

Updating reload of config to use port env variable.

Author: Matthew Dobson

lib/server.js

@@ -52,6 +52,12 @@ Agent.prototype.start = function start(token,pluginDir, config, cb) {
     if (_isLoopback(config)) {
       return cb && cb(new Error("Error - loopback scenario identified, halting start-up"));
     }
+
+
+    if(process.env.PORT) {
+      config.edgemicro.port = process.env.PORT;
+    }
+
     this.gatewayServer = gateway(pluginDir,config);
     this.gatewayServer.start((err) => {
       err && console.error(err);