made listing title 8,000 char
added shell for listing
added fields for listing
added item variable
put in listing factory
rename to pk
updated fields
added fields
started to flesh out builder
added more logic for builder
return from factory
added jsonfield
rerranged summary fields
is_deleted & is_alive
internal save param
added signal for listing deleted
rename sanitized
added create checker task
added aggregate base
put in event logic from aggregate base