basic_cstring introduced and used everywhere

class properties reworked
namespace names shortened


[SVN r22787]

libs/test

@@ -1 +1 @@
-Subproject commit 5dd5096dda9c4a9298723f36dfe05de6db198308
+Subproject commit 32204596c3fb89a3bc5b7615f6ab0181acafa47b