tree 4ae3b4130eb59152632e7a63e7d39c1345d2b0c4
parent 067ea5813bc060a971e0f5c693d566a0cf4786bb
author Edward Capriolo <edlinuxguru@gmail.com> 1424044626 -0500
committer Edward Capriolo <edlinuxguru@gmail.com> 1424044626 -0500

Changed live and dead methods to return immutable lists. changed the underlying datastructure to be a map as opposed to two list