Rename "angular-i18next" to "ng-i18next".

ng-i18next/ng-i18next-tests.ts

@@ -1,6 +1,6 @@
-/// <reference path="angular-i18next.d.ts" />
+/// <reference path="ng-i18next.d.ts" />
 /**
-* @summary Test for "angular-i18next" with options.
+* @summary Test for "ng-i18next" with options.
 */
 function testOptions() {
     var $provider: angular.i18next.I18nextProvider;