[jhc] darcs patch: add bang pattern strictness annotations (and 3 more)

Sat Feb 21 02:52:17 PST 2009 John Meacham <john@repetae.net> * add bang pattern strictness annotations Sat Feb 21 06:46:38 PST 2009 John Meacham <john@repetae.net> * add some more useful regression tests Sat Feb 21 16:11:05 PST 2009 John Meacham <john@repetae.net> * fix warnings Sat Feb 21 17:18:36 PST 2009 John Meacham <john@repetae.net> * clean up and commend id system more, close last holes in the ADT, create a more efficient binary representation for Ids