Revert "Remove ForceOverflow support. Boom. Closes #617."

This reverts commit c2b6cb5c726897175465f39c63aa21b31edb1311.

Conflicts:
	actionbarsherlock/res/values/abs__attrs.xml
	actionbarsherlock/res/values/abs__themes.xml
Revert "Remove manual menu key dispatching to action bar."

This reverts commit 55e69cd93e83e5c99709e87cb73418990404b06c.

Conflicts:
	actionbarsherlock/src/com/actionbarsherlock/internal/ActionBarSherlockCompat.java