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the keys in the map, which may be Interated over, etc. - Moved the Entry definition into IntMap where it always should have been, I think originally I had it in HashIntMap so that the extra annoying import wasn't necessary. Added an empty subinterface to HashIntMap for backwards compatability. - Implemented an optimized putAll() in HashIntMap when adding other IntMaps. git-svn-id: https://samskivert.googlecode.com/svn/trunk@1701 6335cc39-0255-0410-8fd6-9bcaacd3b74c