Make Docs force the js class
Readme
Use WP's wplink plugin for TinyMCE

When originally introduced, wplink did not work properly with Docs, so I
disabled it in favor of TinyMCE's native link plugin. Since WP 3.9, and the
upgrade to the latest TinyMCE, wplink does appear to be functioning properly.
Readme
Ensure that group check doesn't wipe out non-group-specific caps

This could allow anon users to edit group docs in certain cases
Readme
Bump version numbers to 1.8.1
POT for 1.8.x
Merge branch '1.8.x'