hdfview

Merge pull request #68 in HDFVIEW/hdfview from ~BYRN/hdfview_adb:hdfview-3 to hdfview-3

* commit '9a8064f766a2d956451143b101676b41cf27f183':
  Add debugging and info for unsupported ops
  Fix for loop indexing
  HDFVIEW-165 Fix check for error dialog
  HDFVIEW-165 fix dataset copy
  HDFVIEW-168 Set defaults
  HDFVIEW-165 Update GUI tests
  HDFVIEW-165 remove test file