move fieldmetainfo test to unittests
fieldmeta unittest fixed

add self to test to actually run
wrong unittest import was used
unittest trickery: file must be named *_test.py to be executed
Some style updates.
Merge pull request #5 from scottpurdy/fieldmeta-unittest

My review recommendations
Merge pull request #416 from breznak/fieldmeta-unittest

move fieldmetainfo test to unittests