Remove redundant rake dependency (already specified in gemspec)
Remove redundant rspec dependency (already specified in gemspec)
Add rspec-its development dependency
Fix RSpec deprecation warnings; prepare for RSpec 3
Update to RSpec 3
Lock rest-client to version ~> 1.6.0 on Ruby 1.8.7
Fix the build on Rubinius
Merge pull request #175 from sferik/rspec

Update to RSpec 3