Update tinymce to 4.0.20
Updated jquery-timeago to 1.4.0
Merge pull request #2858 from GrahamCampbell/jquery-timeago

Updated jquery-timeago to 1.4.0
Merge pull request #2862 from eryx/work-cm

Update CodeMirror to 4.0.3
Merge pull request #2843 from eryx/tinymce

Update tinymce to 4.0.20
Bugfix: remove the version control files