pgr0ss/vimux-ruby-test — pull request #20 by stupied4ever (2014-05-27 13:18:43+00:00)
Title: Fix regexp for matching rspec

As bundle show rspec-core return place where user has installed rspec-core,
it will return something like:
- /home/username/.gem/ruby/1.9.3/gems/rspec-core-2.14.5

In this case it will match 1.9.3 as the rspec version, what is wrong.