Quick patch to fix mid-update image loaded callbacks
Fixes issue #464 by adding mouseout handler to document and calling mouseUp handler
Fixed notation for travis build.
Updated implementation to better pass tests, still not 100% though.
Fixed comment.
Fixed bounds of test.
Added support for pointer API so this now works in IE11.
Merge branch 'master' into issue-465
Merge pull request #506 from nein09/viewport-tests

Viewport tests - here's what I have so far.
Merge branch 'imageLoaderPatch' of github.com:rdlester/openseadragon into rdlester-imageLoaderPatch

fixed Conflicts:
	src/drawer.js
Merge branch 'rdlester-imageLoaderPatch'
Merge branch 'issue-464' of github.com:SupplyFrame/openseadragon into SupplyFrame-issue-464
Touch-ups for #481
Changelog for #409
Merge branch 'master' into SupplyFrame-issue-464

fixed Conflicts:
	changelog.txt
Merge branch 'SupplyFrame-issue-464'
Merge branch 'master' of https://github.com/nein09/openseadragon into viewport-tests
Clean up errors found by SublimeLinter.
Explicitly call viewport.update() after zooming and make the test expected values reflect that action.
Factor out looping and reopening viewer into a helper method, based on Ian's example.