hdfview

Merge pull request #269 in HDFVIEW/hdfview from ~BYRN/hdfview_adb:master to master

* commit '81b9b6c0727e7de2ba02543c8a7064a16b7ba0d4':
  Removed obsolete code.
  HDFVIEW-259/260 - fix enum handling and committed types
  Remove unneeded constructors
  Added FileFormat arg to datatype contructors
  Named DT name handling - new functions for full name
  Move isNamed to base class
  Rework setName for datatype
  More fixes for enum names
  Fix typo
  Cleanup possible exceptions and added comment to dialog createDatatype
  Reorganize functions for enums and named types
  HDFVIEW-259 Fix enum construction
  Fix review issues
  HDFView rename new dialog
  HDFVIEW-260 Allow use of committed datatypes and edit of enums
  HDFVIEW-260 Add ability to use committed datatypes in creating objects
  HDFVIEW-259/260