Synopsis
   rep                        Displays all repositories
   rep add [name] <location>  Adds a new repository; makes it active
   rep delete <name or num>   Deletes specified repository
   rep describe <name or num> Displays information about the specified
                              repository
   rep rename <name or num> <name>
                              Renames the specified repository to
                              the given name
   rep on <name>              Activates the specified repository
   rep off <name or num>      Removes the repository from the active list
   rep up <name or num>       Moves the specified repository up one
   rep down <name or num>     Moves the specified repository down one