Added some constants which are missing in PHP < 5.4.
Merge branch '2.2/develop' of git://github.com/pyrocms/pyrocms into 2.2/develop
Merge branch '2.2/develop' of github.com:pyrocms/pyrocms into 2.2/develop
Fixed migration filename
Removed a flag that was incompatible with php 5.3 and older
Merge branch '2.2/develop' of github.com:pyrocms/pyrocms into 2.2/master
Updated version numbers