Not mouse scroll LayerList in FF

[JuFrolov]

Do not scroll the list using the mouse in FF

http://jsfiddle.net/GYXup/1/

[mourner]

Sorry for a late reply. Confirmed and seem to be a blocker issue in some cases (like this), so should definitely be fixed. @jfirebaugh seems to be related to your FF scrolling fixes, can you take a look?

[mourner]

@jfirebaugh never mind, fixed it myself quickly :)