Move ckeditor to cdnjs by default
Move angular js to cdnjs, per n2cms/n2cms#519
Merge pull request #523 from bherila/ckeditor-to-cdnjs

Move ckeditor to cdnjs by default (Resolves n2cms/n2cms#519 )
Merge pull request #524 from bherila/angular-to-cdnjs

Angular to cdnjs (related to n2cms/n2cms#519)
Resolves #431
Fixes #509 by adding Organize Parts to the context menu of each page