refactor latestReleaseService to new format

src/js/services/latest-release.service.js

@@ -1,10 +1,23 @@
 'use strict';
-angular.module('copayApp.services')
-  .factory('latestReleaseService', function latestReleaseServiceFactory($log, $http, $ionicPopup, configService, externalLinkService, gettextCatalog, platformInfo) {
 
-    var root = {};
+(function() {
 
-    root.checkLatestRelease = function(cb) {
+  angular
+      .module('bitcoincom.services')
+      .factory('latestReleaseService', latestReleaseService);
+
+  function latestReleaseService($log, $http, $ionicPopup, configService, externalLinkService, gettextCatalog, platformInfo) {
+
+    var service = {
+      // Functions
+      checkLatestRelease: checkLatestRelease,
+      requestLatestRelease: requestLatestRelease,
+      showUpdatePopup: showUpdatePopup
+    };
+
+    return service;
+
+    function checkLatestRelease(cb) {
       var releaseURL = configService.getDefaults().release.url;
 
       requestLatestRelease(releaseURL, function (err, releaseData) {
@@ -45,7 +58,6 @@ angular.module('copayApp.services')
 
         $log.debug('A new version is available: ' + latestVersion);
 
-        //
         var releaseNotes = false;
         if (releaseData.body) {
           var releaseLines = releaseData.body.split('\n');
@@ -82,7 +94,7 @@ angular.module('copayApp.services')
           label: label /* XX SP: Maybe we can use this in a later stage (with for example 1.0.0-rc2 the value will be "rc2" and false if there is no label) */
         };
       }
-    };
+    }
 
     function requestLatestRelease(releaseURL, cb) {
       $log.debug('Retrieving latest release information...');
@@ -101,7 +113,7 @@ angular.module('copayApp.services')
       });
     }
 
-    root.showUpdatePopup = function () {
+    function showUpdatePopup() {
       var buttons = [];
 
       if (!platformInfo.isIOS) { // There is no GitHub-release for iPhone
@@ -163,7 +175,6 @@ angular.module('copayApp.services')
           buttons: buttons
         });
       }
-    };
-
-    return root;
-  });
+    }
+  }
+})();