Change branch friendly id
bundle update
draper is duplicated in Gemfile
bumped up rspec-rails and capybara
Remove fuubar since version isnt compatible

When this pr https://github.com/jeffkreeftmeijer/fuubar/pull/48 is merged,
this commit can be reverted.
Update Gemfile.locak
Fixed failed spec

When rspec updated 2.13.1 to 2.14.0, those specs are failed.
be_true is changed to be_truthy from rspec3
Run transpec
Fix deplication for stub_chain

When rspec3 is released properly, rspec-core and rspec-mocks should be removed
Merge pull request #136 from iiirc/bundle-update

Bundle update