added tar.gz lib and extraction logic for chromedriver setup task
fixed symlink paths for protractor testing
added support to extract tar.gz for linux
bump for CI
#82: Remove legacy webdriver manager update
Conflicts:
	package.json
#82: Leverage grunt shell to simplify build
#82: Actually return script errors correctly on CI
use kalamuna fs for chromedrivers
Merge pull request #87 from kalabox/linux_work

Linux support for e2e and misc