Expose hasLaunched() on the application, style-scope will load css-es if app hasLaunched

tns-core-modules/application/application.d.ts

@@ -148,6 +148,11 @@ export function on(event: "cssChanged", callback: (args: CssChangedEventData) =>
  */
 export function on(event: "livesync", callback: (args: EventData) => void);
 
+/**
+ * Removes listener for the specified event name.
+ */
+export function off(eventNames: string, callback?: any, thisArg?: any);
+
 /**
  * Call this method to start the application. Important: All code after this method call will not be executed!
  */
@@ -531,3 +536,8 @@ export interface RootViewControllerImpl {
 }
 
 export function getNativeApplication(): any;
+
+/**
+ * Indicates if the application is allready launched. See also the `application.on("launch", handler)` event.
+ */
+export function hasLaunched(): boolean;