sort disk contents by usage

src/views/system.js

@@ -231,6 +231,8 @@ angular.module('Application').controller('SystemController', ['$scope', '$locati
                                 usage: usageOther
                             });
                         }
+
+                        disk.contains.sort(function (x, y) { return x.usage > y.usage; }); // sort by usage
                     });
                 });
             });