'handleDrag' callback is now 'handleDragEnd' (socket event is still 'drag' though)
Palettes can now use all of ui_renderer input events; obstacles render as you're drawing them; add dragMove handler; add documentation for state in ui_renderer
revert addConnection; remove esc to cancel obstacle behavior for now
Merge branch 'master' into show-obstacle-when-dragged

Conflicts:
	lib/static/lib/js/ui_renderer.js
Merge branch 'master' into show-obstacle-when-dragged

Conflicts:
	jasmine_testing/static/jasmine_testing/specs/GameSpec.js
Merge pull request #62 from hellochar/show-obstacle-when-dragged

Show obstacle when dragged