Fix initial height test
Get rid of TESTS object, move initial height check into first run of height test, move test spec parsing into it's own function
Allow window height offset to be set to 0
Merge branch 'master' into gh-pages

Conflicts:
	chrome.inspector-detector.js
Refix TESTS call
Move height init back into a position where it will run on page load
Merge branch 'master' into gh-pages