refs #226 - many improvements to rules
- add remove-repeatable-fields rule which remove fields from the top of
the screen when exists in more then one screen which affects duplicate
screen names
- Added ByWordsCounter field comparator to determine title, along with a
composite comparator which accepts a list of comparators
- remove readonly fields once identified
Merge branch 'master' of http://github.com/openlegacy/openlegacy.git