Fix typo that prevents thugd sending output messages to the specified rabbitmq host

Patch provided by: Jan-Eric Herting <jan-eric.herting@avira.com>
		   Martin Muench <martin.muench@avira.com>
Enforced thugd job ID integer to string

	Patch provided by: Jan-Eric Herting <jan-eric.herting@avira.com>
                  	   Martin Muench <martin.muench@avira.com>
Merge branch 'master' of https://github.com/buffer/thug