make https optional
Merge pull request #206 from scrollback/https-opt

make https optional
Specify z-index for no room area
Merge branch 'master' into tabs
Merge pull request #207 from scrollback/tabs

Specify z-index for no room area
Merge branch 'master' into tabs
Fix z-index in more places
Merge pull request #209 from scrollback/tabs

Fix z-index
fixed threader test
arrayCache test added, exclude node_modules from code coverage
Merge pull request #211 from scrollback/testing

Testing
Merge branch 'master' into lace

Conflicts:
	public/s/styles/scss/_alert.scss
	public/s/styles/scss/_modal.scss
	public/s/styles/scss/_popover.scss