0.2.0 Nov 6, 2015: HLL Compressed & Dense

• Added HLL-compressed and dense variations of HLL sketches
• Added MemoryRequest capability to Memory operations
• Added SetOperationBuilder for set ops
• Added UpdateSketchBuilder
• Removed obsolete SetOpReturnState

0.1.1 Aug 12, 2015: HLL base

• Added HLL base sketches
• Added JDK7 compatibility mode (temporary accommodation for slow adopters)

0.1.0 Aug 4, 2015: Open Source

This is the initial Open Source Release