Update to 1.4.0-beta.1
Update to 1.4.0-rc.1
Update to final 1.4.0 release
Remove "3.1" from description/summary of gem

This really works for any “recent” release of Rails (3.1, 3.2, 4.0,
etc.) so no need to specific 3.1 anymore.
Merge branch '1.4.0'

1.4.0 is officially released!
Update README re: maintainer note
Moving vendor to app
naming convenstion changed
naming convenstion changed