Merge pull request #18 from nicolasmoreau/master

Display number of input files for a processor.
Code to cleanup.
avoid null-pointer exception when executed outside the servlet container
Use the production registry by default, better for build testing
Update the registry code
Add test for complex methods of the RegistryFacade
Minor updates to fit the RegistryFacade
Use all available consumers when there are no registered for the node.
Created working skeleton and first form for queryTree implementation
add a working list of choices to the rootform
display both recommended and not recommended processors in process area.
recommended ones labelled with a *