tree d453d4f982b1d8ec9e6f1dd5dabfeba2fbfe4043
parent 4d247f87d846949af97bf25425ff2527e38db866
author JE Bailey <jeb@apache.org> 1519925270 -0500
committer JE Bailey <jeb@apache.org> 1520011523 -0500

SLING-7524 updated unique function to only return unique items

Method is similar to how the distinct method works in the Stream api and
utilizes a HashSet of previously seen items