added a new file to write to couchdb if there is raw data

actually going to use this in the "don't" case, as I can identify
which detectors have properties values, but don't have raw data.
making it work runtime

modified:   trigger_vds_impute.js
modified:   write_have_raw_to_couchdb.js
Merge branch 'feature/writehavedata'

* feature/writehavedata:
  making it work runtime
  added a new file to write to couchdb if there is raw data
Merge branch 'master' of https://github.com/jmarca/calvad_impute_missing

* 'master' of https://github.com/jmarca/calvad_impute_missing:
  copy callback pattern from trigger_vds_impute