Release 1.2.0

[rafamizes]

@rultor release it; the tag is 1.2.0.

[rultor]

@rultor release it; the tag is 1.2.0.

@rafamizes OK, I will release it now. Please check the progress here

[rultor]

@rultor release it; the tag is 1.2.0.

@rafamizes Done! FYI, the full log is here (took me 3min)