remove wrong plugin

exec_command/__init__.py

-from exec_command import ExecCommandPlugin

exec_command/exec_command.py

-# -*- coding: utf-8 -*-
-
-from plugins import GajimPlugin
-from plugins.helpers import log_calls
-
-from common import gajim
-from command_system.implementation.execute import *
-
-class ExecCommandPlugin(GajimPlugin):
-
-    @log_calls('ExecCommandPlugin')
-    def init(self):
-        self.description = _('Add "show"("sh") command to command system. '
-            'Execute expression inside a shell, send output.')
-        self.config_dialog = None
-
-    @log_calls('ExecCommandPlugin')
-    def activate(self):
-        Show.enable()
-
-    @log_calls('ExecCommandPlugin')
-    def deactivate(self):
-        Show.disable()

exec_command/manifest.ini

-[info]
-name: Exec Command
-short_name: exec_command
-version: 0.1
-description: Add "show"("sh") command to command system. Execute expression inside a shell, send output.
-authors = Denis Fomin <fominde@gmail.com>
-homepage = http://trac-plugins.gajim.org/wiki/
-