[worldStateManager]: fix connections, prepare properties for OPC database
Merge branch 'master' of https://github.com/robotology/poeticon into robotology-master

Conflicts:
	app/scripts/debug_worldStateManager.xml.template
	src/worldStateManager/include/WorldStateMgrModule.h
	src/worldStateManager/src/WorldStateMgrModule.cpp
Merge branch 'robotology-master' into populate_OPC
Merge pull request #3 from gsaponaro/populate_OPC

fix connections, prepare properties for OPC database