Alex Wilson 0da6f2e916 Rename BALM::GroupItem to BALM::ALMGroup, and move it to its own files.
Also make ALMGroup totally self-contained, i.e. BALMLayout no longer
does the parsing, and is completely unaware of ALMGroup. A small touch
of refactoring as well.
2012-05-03 08:44:32 +12:00
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