Minor changes to windows service
Merge branch 'master' of github:djondb/djondb

Conflicts:
	db/djondb_win/djondb_win.cpp
	db/djondb_win/djondb_win.vcproj
	db/util/util.vcproj
	db/windows/djondb_vs2008.sln
Thread to stop the service when the shutdown command is issued