add basic c++ project setup

cmake/create_source_groups.cmake

@@ -0,0 +1,12 @@
+macro(create_source_groups)
+    foreach(FILE ${ARGN}) 
+		get_filename_component(GROUP "${FILE}" PATH)
+		# changes /'s to \\'s
+		string(REPLACE "/" "\\" GROUP "${GROUP}")
+		
+		string(LENGTH "${GROUP}" GROUP_NAME_LENGTH)
+		if (${GROUP_NAME_LENGTH} GREATER 0)
+			source_group("${GROUP}" FILES "${FILE}")
+		endif()
+	endforeach()
+endmacro()