Initial build of hash trait. Unique up to 1000000 times.
Update Hash.php
Implemented md5()s based off of object properties and removed the strlen() calculations.
Add uniqid() and microtime() to Hash.
Add shuffle loop to Hash.
Add exists() method to Hash trait.
Merge branch 'master' of github.com:phpmentoring/mentor-app into hash
Merge pull request #38 from phpmentoring/hash

Hash