100 COMMITS

CHAMPAGNE!
Updated the MortimerActiveRecord extension. Now the "dependent->delete" should work
The "delete a question from my survey" functionnality works now !
New Database. Droped a table and more coherent tests datas
Fixed some issues from from the new database. now it works
Okay, now the "delete a question" functionnality works well (it deletes well the assiocated propositions)