Protected some internal methods with final

Signed-off-by: Antoine Neveux <antoine.neveux@gmail.com>
Added allowsUnrecognizedOptions by default for each parser

Signed-off-by: Antoine Neveux <antoine.neveux@gmail.com>
Removed test data from deliverable plugin

Signed-off-by: Antoine Neveux <antoine.neveux@gmail.com>
Renaming of list:flow command

Signed-off-by: Antoine Neveux <antoine.neveux@gmail.com>
A bit of refactoring for command flows

Signed-off-by: Antoine Neveux <antoine.neveux@gmail.com>