v0.4.0

Add Purge() function.

v0.3.0

Simplify the API for creating new LRU instances.
The Config type has been removed.
Removed DefaultConfig() and NewWithConfig().
The arguments to the New() function have changed.
New functions NewWithSize(), SetLifetime() and SetOnEvict().

v0.2.0

Add lifetime support

v0.1.0

v0.1.0