Release v0.6.7

Release v0.6.6

Release v0.6.5

Release v0.6.4

Release v0.6.3

Release v0.6.2

Release v0.6.1

Release v0.6.0

Release v0.5.0

Stable Release v0.3.1

Stable Release v0.3.0

Stable Release v0.2.0

Stable, well-tested master, with plenty of features.