Releasing version 0.10.0

Releasing version 0.9.0

Releasing version 0.8.0

Releasing version 0.7.0

Releasing version 0.6.2

Releasing version 0.6.1

Releasing version 0.6.0

Releasing version v0.5.0

Releasing version 0.4.1

Setup Travis CI to publish to PyPi