Removed old sensor dialog items, re-worded field matching text, added back button, cleaned lint.
Added git tests and workflow guide
Merge pull request #856 from stowellm/goat

Removed old sensor dialog, field matching dialog in place, pushed git tests/workflow guide
Revived picture walk, changed API to properly return uploaded media IDs, implemented uploading media in QDataSet, fixed FieldMatching dialog in Uploader
Merge pull request #860 from stowellm/goat

Revived picture walk, changed API to properly return uploaded media IDs,...
Merge remote-tracking branch 'upstream/master'