Replaced SoftReference with WeakReference for better performance#151

Merged

mperry merged 5 commits intofunctionaljava:masterfrom

orionll:master

Jun 13, 2015

Commits on Jun 8, 2015

Replaced SoftReference with WeakReference for performance
orionll
committed

Commits on Jun 9, 2015

Changed memo() to use strong references. Added weakMemo() and softMemo().
orionll
committed

Commits on Jun 11, 2015

Fixed some methods that were implemented inefficiently or failed with StackOverflow. Added Ordering.reverse(), Ord.reverse().
orionll
committed

Commits on Jun 12, 2015