Merge pull request #1016 from NativeScript/register-non-relative-app-css

fix: register non-relative app.css module

Author: SvetoslavTsenov

Diff for: load-application-css-angular.js

@@ -3,5 +3,6 @@ const loadCss = require("./load-application-css");
 module.exports = function() {
     loadCss(function() {
         global.registerModule("./app.css", () => require("~/app"));
+        global.registerModule("app.css", () => require("~/app"));
     });
 }