Removed BString from the build. It is broken.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@2711 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kits/support/support.src

@@ -7,6 +7,6 @@ SUPPORT_KIT_SOURCE =
 	List.cpp
 	Locker.cpp
 	StopWatch.cpp
-	String.cpp
-	string_helper.cpp
+#	String.cpp
+#	string_helper.cpp
 ;