pycares-0.6.3

• Fix crash if ares_timeout returns NULL
• Fix initializing channel with float timeouts < 1

pycares-0.6.2

• Fix crash due to a refcount bug

pycares-0.6.1

• Raise ValueError if query type is not valid
• Re-enabled CNAME test
• Fixed importing from errno submodule in Python 3

pycares-0.6.0

• Added asyncio integration example
• Added event loop integration documantation
• Mention Python 3.4 support
• Fixed setup_cares.py to properly work with Python 3
• Fix build on BSD systems