work around MSVC and Borland problem: they can't access template

parameters of the surrounding class from friend function template
inline definitions


[SVN r19198]

libs/random

@@ -1 +1 @@
-Subproject commit f9739bf47c1f27b213184b9a94157d1231ec22da
+Subproject commit 2890227e23e4da6b8133a531d6e3dc6c63bbed23