Fixed bug where IE 8 would insert the image outside the editor unless it was focused first.
Fixed bug where older IE versions would throw an exception on drag/drop since they don't support modern dataTransfer API.
Add Jake to list of build requirements.
Fixed DOMUtils.js position bug and spellchecker context menu bug.
Fixed so .DS_Store and other similar directories are ignored by the build process.
Rewrote some of the internal spellchecker logic to make it more flexible.