Merge branch 'release/3.0.3' into develop

* release/3.0.3:
  Bump version to 3.0.3.0
Test against Rails 4.1.0.beta1
Convert to a shim for official bootstrap-sass gem
Show a prominent deprecation notice
Merge branch 'feature/bootstrap-3.1' into develop

* feature/bootstrap-3.1:
  Show a prominent deprecation notice
  Convert to a shim for official bootstrap-sass gem
Bump license date
Merge branch 'release/3.1.0.0'

* release/3.1.0.0:
  Bump license date
  Show a prominent deprecation notice
  Convert to a shim for official bootstrap-sass gem
  Test against Rails 4.1.0.beta1