Add Rubinius gems to Gemfiles.  Update Rakefile to handle Rubinius/Rails 4 case where RDocTask is not available.
Merge pull request #489 from petergoldstein/feature/rbx_green

Get specs running under Rubinius
rbx x AR edge is the only one known failure now
Test against the newest JRuby
Test against the newest rbx
Test against 2.1.0
Update ActiveRecord edge to use Minitest rather than TestUnit, and use a more recent version of RSpec without the TestUnit dependencies.  Update Travis config to exclude JRuby / ActiveRecord edge until ActiveRecord JDBC driver issue is resolved
Merge pull request #492 from petergoldstein/feature/fix_specs_2013_12

Get specs green
Don't inherit host, port, and protocol from the given params
whitespace :scissors:
Allow Travis to fast-finish

See: http://about.travis-ci.org/blog/2013-11-27-fast-finishing-builds/
Version 0.15.1
Refactor #rel_next_prev_link_tags method

closes #501
Fix tests for Sinatra