Removed physical constant, database and dynare.
Revert "Removed physical constant, database and dynare."

This reverts commit 781efdec10b29a0cb5e0f4a21b96e839775c3cf3.
Removed physical constant.
Removed data base.
Removed data base.
Removed data base and symja.
Removed data base and symja.
Removed DefaultApp support from Workspace.
Removed Octave java support
Modified Octave selection Dialog box
Removed Dynare