WIP Rails 4 migration, models _complete_ =)
New secret key
Remove trailing white spaces
User controller _fixed_
Layouts fix
Content controller fixed
Course controller fix
Grades controller fixed
Fixed forums controller
Fix groups controller
Merge branch 'rails4' of github.com:francocatena/libreduca into rails4
Fix again contents controller =)
Fix params in update of course controller...
Fixed image controllers
Fix params in update grades controller...
Merge branch 'rails4' of github.com:francocatena/libreduca into rails4
Fix jobs controller...
Fix news controller...
Fixed institution controllers
Fix _destroy permit attributes...