v3.0.1

• documentation typo fixes
• fix possible race condition with buffered_sender send/close.

v3.0.0

• add substatter support

v2.0.2

• remove trailing newline in buffered sends to avoid etsy statsd log messages
• minor internal code reorganization for clarity (no api changes)

v2.0.1

• Add Set and SetInt funcs to support Sets
• Properly flush BufferedSender on close (bugfix)
• Add TimingDuration with support for sub-millisecond timing
• fewer allocations, better performance of BufferedClient