Merge branch 'CustomNotifications' into CustomSystems
Updated CustomSystems to latest source.
Merge branch 'CustomSystems'

Conflicts:
	CvGameCoreDLL_Expansion1/CvGameCoreDLL_Expansion1.vs2010.vcxproj
	CvGameCoreDLL_Expansion1/CvGameCoreDLL_Expansion1.vs2010.vcxproj.filters
	CvGameCoreDLL_Expansion2/CvGameCoreDLL_Expansion2.vs2010.vcxproj
	CvGameCoreDLL_Expansion2/CvGameCoreDLL_Expansion2.vs2010.vcxproj.filters