Version 1.1.1

It is now possible to specify an empty mask = in the dacapo section of the configuration file. This has the same effect as not using mask at all, and it should ease the creation of configuration files through text templates
Remove "clobber"-related warnings, at the expense of requiring AstroPy 1.3 at least

Version 1.1

Relativistic quadrupolar correction (frequency_hz in the configuration file used by calibrate.py)
Possibility to use a subset of the TODs listed in a FITS file (first_index and last_index in the configuration file used by calibrate.py)