*8663* Submodule update
Add anchor names for tab acess via URLs
*8929* Move to TinyMCE 4.x (using composer)
*8929* Fix jbimages for TinyMCE 4.x
*8929* TinyMCE plugin cleanup: remove unnecessary install check
*8929* Move TinyMCE control init into separate template; cleanup
*8929* Introduce tags for TinyMCE
*8929* Move TinyMCEHelper over to PKP lib for now
*8929* Slight plugin cleanup
*8929* Appearance
*8929* Permit HTML emails; resizable TinyMCE
*8929* Remove unnecessary subclassing
*8929* Convert XML email templates to HTML
*8929* Upgrade process and cleanup
*8929* Submodule update ##asmecher/8929-fix3##