[#2470] [Console] Fix console parsing args

This negates the need for quoting a single command with an arg e.g.
    deluge-console del --remove_data torrrent_file

Multiple commands separated by semi-colon still require quoting.

deluge/ui/console/main.py

@@ -64,6 +64,7 @@ class Console(_UI):
         group = optparse.OptionGroup(self.parser, "Console Commands",
             "\n".join(cmds.keys()))
         self.parser.add_option_group(group)
+        self.parser.disable_interspersed_args()
 
     def start(self):
         super(Console, self).start()