*Add new reset service functions inside history service.

*We need to make sure that the service it clean it out in every user access.
Move reset functions out of the get questions function.
Remove Price text from Grockit payment Modal.
Remove HTML comment.
*Remove hashtag which was causing a refresh she user click over the analytics items.

*Replace the hashtag with 'javascript:void(0)' sentence.
*Add one time angular binding to history elements and some urls and user data inside index.html

* one time angular binding give us the ability to bind an expression to a view without adding a watcher and constantly digesting it.
Merge branch 'master' of https://github.com/grockit-test-prep/maua