fix(ionicLoading): make showDelay default to 0 (was 2000)

js/ext/angular/src/service/ionicLoading.js

@@ -5,7 +5,7 @@ angular.module('ionic.service.loading', ['ionic.ui.loading'])
     /**
      * Load an action sheet with the given template string.
      *
-     * A new isolated scope will be created for the 
+     * A new isolated scope will be created for the
      * action sheet and the new element will be appended into the body.
      *
      * @param {object} opts the options for this ActionSheet (see docs)
@@ -16,7 +16,7 @@ angular.module('ionic.service.loading', ['ionic.ui.loading'])
         animation: 'fade-in',
         showBackdrop: true,
         maxWidth: 200,
-        showDelay: 2000
+        showDelay: 0
       };
 
       opts = angular.extend(defaults, opts);