Snowplow Python Tracker v0.7.0

Release focused on making the Tracker more robust

• Blog post

API changes

• Added SelfDescribingJson class (#140)

Performance improvements

• Made the number of worker threads used by the AsyncEmitter configurable (#136)

Bug fixes

• Started treating all 2xx and 3xx status codes as successful (#133)
• Made Emitter and AsyncEmitter thread-safe (#130)
• Made synchronous flush wait until buffer is empty (#139)
• Fixed on_failure implementation for POST requests (#135)
• Started handling RequestExceptions (#134)

Under the hood

• Added support for Python 2 unicode strings using six library, thanks @mthomas! (#138)

Documentation and build

• Fixed to latest Peru version (#132)
• Fixed code formatting in README (#129)