Add mouse stop event
Added 'wheel' Event Support

Also improved OpenSeadragon.addEvent()/OpenSeadragon.removeEvent()
'wheel' Event Support Fixes

Whitespace, cancel handling
Added 'MozMousePixelScroll' event handling

For older Firefox versions
Fix for non-canvas tile rendering at large size

In USE_CANVAS==false mode, wrapped tile img elements in div elements to
allow them to be rendered larger than their containing element without
being stretched.
Whitespace fix
Punctuation fix
Remove cancelEvent + fix typos
Merge pull request #264 from msalsbery/Tile-Render-Bug

Fix for non-canvas tile rendering at large size
Changelog for #264.
Merged changes from master
Fix mousestop event on IE
Merge pull request #263 from msalsbery/wheel-event

Added 'wheel' Event Support (#261)
Merge pull request #262 from avandecreme/mousestop

Add mouse stop event
Changelog for #262