Adds a script to clean lang files... before release this script should be called on each lang file to reduce redundancy.
Adds externals for tags and help realms (new in the TC)
Gets rid ofthe 'admin' realm stuff, so admin lang strings are now the same in TC and in the core as any other realm.
Adds the new {cms_textarea} admin plugin
Removes the {syntax_area} admin plugin
Removes another function or two from the module API
Adds the new CmsCoreCapabilities class
convert everything to use capability constants.
Remove the lang/en_US folder (woot!!!).