Re #2976 Allow `id` values to be generated from a function given attrs
pass along model and comparator to cloned collection. Fixes #3013
Merge pull request #3032 from akre54/clone-opts

Pass along model and comparator to cloned collection
Merge pull request #2985 from caseywebdev/generate-id

Re #2976 Allow `id` values to be generated from a function given attrs
#2985 -- use 'change-id' as the event name