This release is bug fix release that fixes several issues:

• [ 1959853 ] @return for put and putIfAbsent is incorrect
• [ 1952509 ] Replace StringBuffer with StringBuilder
• [ 1952508 ] pufIfAbsent for maps
• [ 1955103 ] Hashing Strategy Not Retained After Serialization
• Correct an error in TLinkedList that caused nodes to not be properly linked when using addAfter(T,T).
• [ 1946240 ] THash.ensureCapacity(...) bug