What was done ============= Fix apt hook to run recommendations when the user install a package with apt
Fix AppRecommender base_dir, and add a script "run_from_source" to run AppRecommender on development mode. Use only the apt.Cache packages that are indexed on xapian Popularity-contest cluster script creates a version control to the output data AppRecommender makes the download of the cluster data and checks the popcon signature and checksum Remove patchs of AppRecommender package
