Merge pull request #154 from DylanLacey/master

Split out integrations.rb into test_unit and rspec files.
Preparing for versio 3.0.5
Update README.markdown
Added Swappable Sauce and Identified Tunnels guide to wiki
add missing dependency for running tests
remove some code that wasn't doing anything
support Sauce::Connect CLI options
fix Sauce::Config to support additional options
Merge pull request #159 from Codecademy/tunnel-identifier

Support CLI options with Sauce::Connect and fix additional options in Sauce::Config
Make RSpec tagging more explicit
Preparing for release of Sauce 3.0.6, sauce-connect 3.0.6
bumping version of Sauce Connect
Add Rails 4 server starting support
Remove debugging statements.

Add correct rails start args.