Use MAS version of ckeditor gem
Mount ckeditor under admin namespace
Picture page authorization
Delete routes to admin controller which dont exist

These admin controllers don't exist:

* comments
* general
* trackbacks
Merge pull request #37 from moneyadviceservice/delete-non-existent-admin-controller-routes

Delete routes to admin controller which dont exist
remove unnecessary action
Merge pull request #36 from moneyadviceservice/admin-ckeditor

Admin ckeditor authorization
Remove routes file code offenses