JBDS-2735 Updated the REST plugin for scaffolding wizards.

This ensures that the DTO strategy that is more suitable for scaffolding, is used.
Merge pull request #2 from VineetReynolds/JBDS-2735

JBDS-2735 Updated the REST plugin for scaffolding wizards.
Upgraded to Aesh 0.42
Organized imports
 Uncommented F2Console code
Using ShellHolder
Renamed ShellHolder to ShellHandle