CONTRIBUTORS: Add Jason Mooberry
LICENSE: Update copyright to 2012-2014
LICENSE: Remove sneaky space character
Remove the pointless unexportedInterface
Move the unexportedShardedCache to sharded.go
Add NewFrom, and deprecate Save, SaveFile, Load, and LoadFile
Add NoExpiration and DefaultExpiration constants and use them (thanks to Jason Mooberry)
New markdown README (thanks Jason Mooberry)