Merge pull request #1 from gre/tests/saucelabs

Add saucelabs tests
add checkNotError callback for better log in failed tests
"test-local" task
More delay in tests
try less latency for the server
Disallow saucelabs concurrency to avoid latency tests errors
Clean and re-order browsers
Change browsers
remove old python test runner
browsers
ie8+
browsers
Allow Qajax(url, settings) syntax and make sure settings is an object.
Merge pull request #5 from smcmurray/settings

Allows Qajax(url) or Qajax(settings) or Qajax(url, settings) syntax