DEVSUPPORT-1227: Fixing issue with parsing EXIF metadata that have blank values. Any metadata with blank values are now ignored and not saved. Also adding rspec tests to test valid and invalid uploads.
APPENDING TO PREVIOUS COMMIT
DEVSUPPORT-1249 - DIVER v2.1.02 Clear Search gives not authorised
Merge branch '2.1.02_branch'

* 2.1.02_branch:
  DEVSUPPORT-1249 - DIVER v2.1.02 Clear Search gives not authorised
  APPENDING TO PREVIOUS COMMIT
  DEVSUPPORT-1227: Fixing issue with parsing EXIF metadata that have blank values. Any metadata with blank values are now ignored and not saved. Also adding rspec tests to test valid and invalid uploads.