board options changed: there is now "background", "color" and "size"
"defaultBgColor" key is now "background" and you can pass "color" and
"size" to set default pencil color/size
the requestAnimationFrame polyfill is now included
renaming control colors.js to color.js
you can set an img as background instead of just a color
small changes on controls
adding "building your own" info in readme
localstorage is false by default.
there is a bug I can't figure out right now...
better example page
Merge branch 'master' of https://github.com/Leimi/drawingboard.js

Conflicts:
	README.md