Decoupling admin app 2. 
Extracting core resources and refactoring web and admin apps
Adding admins home page
Fixing admin main navigation
Merge branch 'master' of
https://github.com/fmi-nasko/HomeworkManager.git

Conflicts:
	HomeworkManager/WebContent/index.jsp
	HomeworkManager/WebContent/web/app/js/Controllers/SubjectsController.js
	HomeworkManager/WebContent/web/app/js/Services/SubjectService.js
	HomeworkManager/WebContent/web/app/js/app.js
	HomeworkManager/WebContent/web/partials/subject/list.html