the act of introducing acts

... and actions and history and following and and new email settings and faster diffs and state of the art rspecs (compatible with 3.1 now)

I solved the diff and (almost) the following bug. There are 70 failing test left but many of them test outdated code. Ethan, if you are eager to try it you can deploy it to the dev server  (but a backup is vital ;)


yay!