Merge pull request #534 from jlipps/master

android on sauce example for node
Add an example for Android and Sauce Labs
Merge pull request #535 from DylanLacey/master

Example for Ruby Android on Sauce
Update submodules
Fix mobile find

Return proper error when element is not found
Raise runtime exception on disconnect so Appium restarts bootstrap

Fix #541
Detect single find

This fixes an infinite loop where a single element is expected to be an array
when using implicit wait.
Merge pull request #542 from bootstraponline/fix_mobile_find

Fix mobile find
update changelog and bump to 0.4.0 for npm publish