fixed random dash in index.html
playing with canvas parameters in post-note.js
Added the sticky-notes.png with a transparent background
changed whiteboard image and removed background testing because i could find no way to scrub css
merging background and testing changes with chris' post it feature

Conflicts:
	features/IndexPage.feature
added to link clicking scenario. test actually clicks link and checks to see if its on the right page
fixed a testing bug that caused all link check tests after the first in a scenario to fail
merging my background feature and link test updates with chris' post it feature updates