Fix reset selendroid

Fixes #513
Automatically Launch Emulator When --avd switch is supplied
Merge pull request #514 from bootstraponline/fix_reset_selendroid

Fix reset selendroid
Adding missing semicolon
More lint fixes
Merge pull request #516 from penguinho/master

Automatically Launch Emulator When --avd switch is supplied -- Fix #503
Merge pull request #515 from jlipps/master

don't rebuild selendroid
Adding --avd to server args doc
Merge pull request #517 from penguinho/master

Adding --avd to server args doc
put a keep_trying spin around this assertion, since there's a race condition where alerts might not be cleared yet if the script goes fast enough
Merge pull request #518 from sah/master

improve rspec sample robustness a little
refactor server.js and add config functions so we fail if not configured