Update catalogue shorting options
Make ignore folders in the root .gitignore file local
Move WorkspaceView from the opManager folder to wirecloud/ui
Initial wallet support
Group resources by version

Signed-off-by: Álvaro Arranz <aarranz@conwet.com>
New catalogue command: resetsearchindexes
Make WirecloudCatalogue compatible with the new search API (except for
the resource details)