Topic: TinyMCE 4.0.21 Released
Lots and lots of minor features and bug fixes in this release. Such as preview of classes in image and link dialogs, a new title input field for the link dialog added since it's needed to create accessible contents and a bunch of bug fixes regarding paste from Word/Open office/Google docs etc.
Check the changelog for details on all these fixes and the docs for the new options in the wiki.
Spocke - Main developer of TinyMCE