 [FIX] plugin now: often didn't return a value, for example if format was not set; return a default value based on site settings if user input is in error
 [FIX] plugin now: often didn't return a value, for example if format was not set; return a default value based on site settings if user input is in error

git-svn-id: 7564fe402ed407387e083b9f1c8ef2c2bd7bb5d7@56618 b456876b-0849-0410-b77d-98878d47e9d5

oregional/tiki,tikiorg/tiki,oregional/tiki,tikiorg/tiki,tikiorg/tiki,oregional/tiki,oregional/tiki,tikiorg/tiki