add repeater format parameter
add format to view
add generators to repeaters
fix multiple generators, add extra utility method to fetch formats by repeater
display Repeater specifc formats in the options
make repeater arg from kwarg to RepeatRecord
make enabled_for_domain method static to the class
fixes...imports, missing-method after running tests
moved kwargs to args on register-generator decorator
use class to store format-generator mapping, make is_default better
use CollectionClass to get mapping info
renaming, refactoring style etc from Code review
move all_formats to base form
merging master into repeater-format
moving payload_doc to base-repeater and passing to generators
Merge branch 'master' into repeater-format
fix adding generators and enabled_for_domain
constrain to not to add repeater generator with same format name
move format to base form and refactor old form views
add basic tests to check if forms load okay