First stab at control w/ cursor readout functionality for NPP quality
flags.  It's working, but I'm still troubleshooting an issue with data
values in the flag not matching up with the hashmap from QualityFlag
[978]
Some comments and minor code improvements [978]
Merge remote-tracking branch 'upstream/master' into npp_qf
Merge remote-tracking branch 'upstream/master' into npp_qf
Limit Quality Flag display control to data categories starting with
'VIIRS'
Merge pull request #39 from mhiley/npp_qf

Add "Suomi NPP Quality Flag Display" control