angular.d.ts: added some overrides to ng.IModule 

with angular it is possible to register controllers, directives 
etc. per convention if you create an object which has the 
functions defined.

So that your module initialization must not know every controller 
etc.

As an example look at

https://github.com/DerAlbertCom/SignagePages/blob/develop/src/SignagePages/app/app.ts
https://github.com/DerAlbertCom/SignagePages/blob/develop/src/SignagePages/app/LoginController.js
https://github.com/DerAlbertCom/SignagePages/blob/develop/src/SignagePages/app/DailyMealsController.ts
angular.d.t.s ng.IModule use of Object instead of {}, added tests
Merge pull request #450 from DerAlbertCom/master

ng.IModule improvements