added validation for votes and modified the way votes are stored
added user validations
added validations to answer and question
added validations to response
added validations to all modals, still need to modify migrations
modified migrationn files.. its a no no, but no one else is using it sooo
Merge pull request #3 from julienisbet/validations

Validations
protected controllers
improved views for home, question, and menu
added profile page
Merge pull request #5 from julienisbet/improveviews

improved views for home, question, and menu
Merge pull request #4 from julienisbet/moreauth

protected controllers
Merge pull request #6 from julienisbet/user_profile

added profile page
fixing conflicts with master