Update shinken/objects/service.py

Add macro : $SERVICEBUSINESSIMPACT$
Update shinken/objects/service.py
Update shinken/objects/host.py
Update shinken/modules/zmq_broker.py

Added basic support for ZeroMQ topics.
It will use b.type as the topic so the client can filter on message type.
Update shinken/modules/zmq_broker.py

Fixed module imports to import optional modules only when necessary.
Update shinken/modules/zmq_broker.py

Fix whitespace.
Merge pull request #741 from brightdroid/master

Fix #738 - Livestatus and pnpgraph_present
Merge pull request #721 from flaf/patch-1

Update shinken/objects/service.py
Merge pull request #739 from thomascellerier/master

Add topics to ZeroMQ broker
Add : Only load re module once on the livestatus pnp function.
Add : Christoph Roeder and François Lafont to the THANKS file :)
remove exclamation mark
Merge pull request #742 from h4wkmoon/patch-55

remove exclamation mark
Adding example client for zmq_broker.py
Fixed string in usage.
Merge pull request #743 from thomascellerier/master

Add example client for zmq_broker.py called zmq_broker_client.py.
Bugfix: Encoding in macroresolver
Fix: variable twice defined and remove useless variable
Merge pull request #744 from brightdroid/master

code cleanup and fixes for Check_MK
Fix: get back PROCESS_SERVICE_CHECK_RESULT and PROCESS_HOST_CHECK_RESULT work after check_in_progress and force checks enhancement.