Clean up some cruft in the Rakefile as well
Clean up some cruft in the Rakefile as well

These tasks are installed by bundler

DylanLacey/sauce_ruby,anthonywoo/sauce_ruby,DylanLacey/sauce_ruby,angelabier1/sauce_ruby,saucelabs/sauce_ruby,saucelabs/sauce_ruby,angelabier1/sauce_ruby,bootstraponline/sauce_ruby,angelabier1/sauce_ruby,bootstraponline/sauce_ruby,angelabier1/sauce_ruby,bootstraponline/sauce_ruby,bootstraponline/sauce_ruby,anthonywoo/sauce_ruby