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        Parent: 47fc1d6e04cfeab7156e23f7567bc8bef5b88856
        Tree: 729ac80e4f6d041367d370669e7815e2406052d2
        Date: Tue Oct 5 10:27:44 2010 -0400
        Author: Mark Dominus <mjd@plover.com>
        Subject: Added hungry_penguins method to penguin manager module
        
        Also added 'hunger' attribute on penguins, accessors, and tests.
        Still needs tests in conjunction with ->feed_penguin method.

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