ftp_manager.don't show this plugin in ftp_manager

ftp_manager/manifest.ini

-[info]
-name: Ftp Manager
-short_name: ftp_manager
-version: 0.3
-description: Install and upgrade plugins from ftp
-authors: Denis Fomin <fominde@gmail.com>
-homepage: http://trac-plugins.gajim.org/wiki/