Merge pull request #933 from Arantor/release-2.1

! Use a slightly smarter test for whether a button is active or not.
Merge pull request #934 from Arantor/release-2.1

! Dropping support for eAccelerator and Turck MMcache, as these are not ...
! Further tweaks to spell checking to account for enchant being UTF-8 only (see comments on #

Signed-off-by: Michael Eshom <oldiesmann@oldiesmann.us>
Merge pull request #935 from Oldiesmann/release-2.1

! Further tweaks to spell checking to account for enchant being UTF-8 only
Merge pull request #936 from Arantor/release-2.1

Categories can have descriptions too. Some of the commits have useful and interesting notes.