Updates the documentation for reset_simulator
Capitialize the raise message
Use RunLoop::SimControl to reset simulators
WIP Control reset_app_sandbox behavior w/ Xcode version
Reset_app_sandbox needs udid of target
TODO don't overwrite the args parameter
Launcher.relaunch needs SimControl defined earlier

RunLoop::SimControl is required for reset_app_sandbox for Xcode 6
Launcher.reset_app_sandbox needs udid + SimControl

Required for Xcode 6 reset_app_sandbox
Fixes Launcher.reset_app_sandbox for Xcode 6
Merge pull request #526 from calabash/feature/fix-reset-btw-scenarios-xcode-6

Fix reset btw scenarios xcode 6