p5-Algorithm-ConsistentHash-JumpHash

The jump consistent hash algorithm for Perl

This introduces a perl version of HighwayTreeHash algorithm as per Google's C++ implementation of it https://github.com/google/highwayhash

Code from https://github.com/google/highwayhash and https://github.com/tsee/p5-Algorithm-ConsistentHash-JumpHash has been used when possible.