Closed #32 Refactoring exception
Closed #101 Refactoring events
Authentication are now in service manager.

Admin user can retrieve authentication with service manager:
$this->getServiceLocator()->get('Auth') return an instance of
Zend\Authentication\AuthenticationService.
Missing version update for modules
Some gitignore must be removed.

Missing files for design due of gitignore.
Remove doc directory
Refactoring gitignore files
All data are now stored in one files in the root directory
Refactoring in layout.phtml
Refactorgin Gc\View\Renderer
Update CHANGELOG.md