change entrys, url and add feedback service

src/js/services/feedbackService.js

@@ -0,0 +1,29 @@
+'use strict';
+angular.module('copayApp.services').factory('feedbackService', function($http, $log, $httpParamSerializer, configService) {
+  var root = {};
+  root.send = function(dataSrc, cb) {
+    $http(_post(dataSrc)).then(function() {
+      $log.info("SUCCESS: Feedback sent");
+      return cb();
+    }, function(err) {
+      $log.info("ERROR: Feedback sent anyway.");
+      return cb(err);
+    });
+  };
+
+  var _post = function(dataSrc) {
+
+    var config = configService.getSync();
+    var url = config.feedback.url;
+    return {
+      method: 'POST',
+      url: url,
+      headers: {
+        'content-type': 'application/x-www-form-urlencoded; charset=UTF-8'
+      },
+      data: $httpParamSerializer(dataSrc)
+    };
+  };
+
+  return root;
+});