window.event is null at times. pass the event into the function and access it's target from there.
Merge branch 'master' of https://github.com/mitcht/textAngular
fix(window.event) Window.event is undefined on FF

Merge #263
fix(taBind) Remove Isolate Scope

taBind should not be creating it's own child scope as it doesn't actually use anything in it's own scope.

Ref #311
fix(CSP Compliance) TextAngular is CSP compliant

fixes #254
fix(taExecCommand) Collapsed selection still creates link

When there is no selection some browsers do not create a link at all.

Fixes #256
fix(taTools) Fix clear collapsed list selection

Fixes #265
fix(taExecCommand) Re-fix the empty link properly
fix(animations) Disable animations while switching views

Fixes #280