Merge pull request #5 from jyutzler/newmodules

discarding extraneous whitespace
Merge pull request #6 from jyutzler/newmodules

Merge branch 'master' into newmodules
New treatment of forcing bids
Second draft
Third Draft
Moving things around
Merge pull request #7 from jyutzler/newmodules

Newmodules
Merge branch 'master' into jeff-noah
Merge branch 'master' into jeff-noah
Adding better treatment of forcing bids