Update doc example for mica.archive.aca_dark location
Set dark cal update script to use MICA_ARCHIVE_PATH by default
Copy over acq model from 2013 sota and star modularizing
Reshape inputs to get_acq_success to simplify logic
Update broadcasting logic in get_acq_success()

Previous logic allowed single values of 'date' and 't_ccd' with
multiple values of 'mag' to persist.  New logic grows 'date' and
't_ccd' to match 'mag' as needed.
Add docs related to acq stat data handling
Merge pull request #50 from sot/acq_stat_model

Include acq stat model