Update of greek translation 

Last greek update containing latest new entries and a few corrections of past ones
Use android.bat on Windows systems
Use type of compose action as action bar title

I.e. one of "Compose", "Reply", "Reply all", "Forward"
Fix typo in german translation
Reset the message view theme when the app theme changes
Make sure MessageView menu is configured correctly
Update res/values-fr/strings.xml
Bumped manifest to 4.312
Add titles to thread display
Strip Re/Fwd/Aw etc from titles of thread view
Change authority of the new content provider to unbreak build scripts
Fix NPE related to changed initialization order in Android 4.2
Bumped manifest to 4.313
Better style the thread count indicators
Tighten up some of our english language prose
reorder folder list menu to emphasize useful things a bit more
Hide the threaded view wrapper to get slightly better spacing
more wordsmithing
Bumped manifest to 4.314
Bump to current releases of ABS and PTR