hdfview

Merge pull request #284 in HDFVIEW/hdfview from ~BYRN/hdfview_adb:hdfview-3 to hdfview-3

* commit '680bb05938f5c58d69f951159c672feca0aa39e0':
  No file associations for app-image
  App-image doesn't have a single exe.
  Option [--license-file] is not valid with type [app-image]