Fix negative tip offset on 'center' positions. Fixes #556
Merge branch 'master' of github.com:Craga89/qTip2
Update to v2.1.1
Remove imagesloaded requirement in AMD definition
Ensure BROWSER falls in the var statement, as it lies outside the local scope currently. Fixes #557
Enable strict mode, and fix global variable problems.
Further global variable fixes
Fix bad reference to window element in modal, causeing backdrop not to show
Attempt to fix issue [#558]

[Regression] Asymmetrical tip dimensions render incorrectly.
Ensure we bind events object events in assignEvents using _.bind, so they don't disppaer when unassignEvents is called
Merge pull request #560 from thoughtless/tip-dimensions

Use defined width/height, not calculated. Fixes #558
Merge branch 'master' of github.com:Craga89/qTip2
Ensure events options context is set to tooltip, not the API
Ensure overwrite calls destroy immediately (with true param)
Fix wrong variable reference