fix mptt dependency problem with sortable changelists
fix collapse bug fixes #19
do not show popup inlines in affix menu on add pages
fix bug in validation with popupinlines
fix bug with m2m popup for adding new records
add the inline-group-wrapper div to match the look of other inlines
update the switch widget to allow changing colors
minor css update
reorganized & updated documentation to catch up with latest features
minor update
update changelog
updated example project to demonstrate the latest features