added an AclHelper in the edit user view
changed ->AclLink->_allow('controllers/Admin') to  variable
replace ->programDetails with an empty array
removed issset()
set  in the participant view
fix load main model as it should be in cake
fix shortcode Controller setup classes
add missing model
removed print_r
clean code
Merge branch 'hotfix/0.7.6' of https://github.com/texttochange/vusion-frontend into hotfix/0.7.6

Conflicts:
	app/Controller/ProgramUnattachedMessagesController.php
Merge branch 'hotfix/0.7.6'