v0.6.8

updated library version

0.5.8

Fixed red-black tree remove from empty tree bug

0.5.7

Made map and set types insert and removal methods chainable

v0.4.1

Added Set and Map implementation and added HashTable

v0.3.1

Added Red-Black Tree

v0.2.1-beta

Added new version

Beta release

v0.2.0-beta

changed entire name of library