Narrow Ruby locking to 2.0.0 (no patch).
Allow build failures for Ruby 1.9.2 .

Ruby 1.9.2 is no longer officially supported.
Update README build status to master,stable , documenting structure.

This repository has switched from a `develop=edge,master=stable` to
a `master=edge,stable=stable` structure.
Upgrade gems, adding DEVISE_SECRET_KEY .

Upgrade Rails and various gems, unlocking development gems.
Bump version to v1.4.2 .
Merge branch 'release/v1.4.2' into stable