fix ruby examples to use driver.quit
make execute.js tests less brittle
fix driver.quit fail in node sauce example too
Merge pull request #141 from jlipps/master

fixes to ruby examples and execute.js
Exit after scenario

Instruments never exits if quit isn't called.
Merge pull request #142 from bootstraponline/exit_cucumber

Exit after scenario
update readme to reflect info about using wd dev
Merge pull request #144 from jlipps/master

readme update
Merge branch 'master' of github.com:appium/appium

Conflicts:
	sample-code/examples/ruby/cucumber/features/support/env.rb
	sample-code/examples/ruby/simple_test.rb