Add new `_.partition`
Re #3029 Guard against unavailable edge underscore proxies
Merge pull request #3030 from caseywebdev/_-guard

Re #3029 Guard against unavailable edge underscore proxies
Merge pull request #3029 from Crisfole/update/underscore

Add new `_.partition`
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