Add scope view for GradingSurveyGroup and set access checks.
The access checks are now properly set for create, edit and show. To facilitate the scope view the access check have an extra check built in to ensure that a scope is actually present before cheking for an existing Program.
1dc8d7f9458e3edeb8493e98d83bb0d1f679ca18 v0-5-20090604
19e9fdde919eeb9db11c9dd7cd4b35d13c29cf88 v0-5-20090608
96ff51144dca94573a51a07221422e0079c8801e v0-5-20090621
0dee663d6582060a7e152ed19fb8634b945e1770 v0-5-20090629
8f3a8e066111ff4ea1ce0e21379d144a3b1717cf v0-5-20090705
c7726e3ab1736237df0818aa57e5825e161b29c5 v0-5-20090705p1
c17b671e5657cc5e8ae5011726c3bb830119b0dd v0-5-20090706
4db295c3fbb3504651a1daae77e494e3bb046d86 v0-5-20090711
03aa33e8600bb1f9100139ecc6030c20b98f1dd3 v0-5-20090711p1