[Release-a-tron] release branch for release 0.3
[Release-a-tron] Prepare for release '0.3'
[Release-a-tron] release branch for release 0.4
[Release-a-tron] Prepare for release '0.4'
fix conflict
[Release-a-tron] release branch for release 0.6
[Release-a-tron] Prepare for release '0.6'
fix conflict
tag the master
conflict