Added missing error handlers
Changed node dependency to include 0.10.x
Version bump to 1.6.2
Whitespace and JSHint fixes
Typo fix
Fixed http tests from running into nodes client connection limit.
Cleanup of download events. refs #32

When a download finishes, only the success or error event that is not fired was not cleaned up
correctly. This possibly lead to EventEmitter memory leak related crashes.
Fix NaN values in cropping rect. refs #27
Changelog and package.json for 1.6.3
Merge branch 'master' into 1.7.0

this puts 1.7.0-dev up to date with the changes from 1.6.3

Conflicts:
	CHANGELOG.md
	package.json