Added show_xml convinience function to utils
Clean up unit tests for QueueItem data structure
First batch of unittests MS data structures
Initial checkin of config module

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extra : rebase_source : 0c94fc536f051517fc3fc26220ef38fa3acaa3d0
Refactoring Cache classes

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rename : unittest/test_utils.py => unittest/test_cache.py
extra : rebase_source : 99262db633eed43c909e6804ecff55a2b5d3eb42
Forgot to add the main files!

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extra : rebase_source : a2b86131d0e3cb240b6f09a11da76244cc09b3ea
Fixed xml import and doc string for show_xml
And a python 2.6 fix
Merge pull request #159 from KennethNielsen/music_service_data_structure_tests

Music service data structure tests
Detect music library data structures by DIDL class instead of parent id
Update music library data structure tests
Various fixes, lint and forgotten commented out lines
Removed superfluous __init__ methods in ML data structure classes
Rebasing onto Master
Fixing broken test
Missing import
Merge pull request #191 from KennethNielsen/ml_from_didl_class

Ml from didl class
Merge pull request #180 from lawrenceakka/config

Initial checkin of config module
Special event processing for LastChange events

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extra : rebase_source : d79713bd55186a54bfc844a840da3ae49c083ca4