Added the ability to toggle core elements like , , etc. (in the same way that this is already possible with stuff like ). This will be necesary in situations where the user wants to display that stuff in a block. We will provide functionality for blocks like that with the upcoming 'Omega UI' module.

Finally converted (almost?) everything to be using  instead of  and . Some code cleanup. Adapting the code to our initial concept (alpha needs to say clean and lightweight) and therefore moved some of the preprocess / process code to Omega.