MSCHAPv2 stub added - it's a PAP clone, so selecting it does PAP really

lib/MSCHAPv2/src/StdAfx.cpp

@@ -0,0 +1,21 @@
+/*
+    Copyright 2015-2016 Amebis
+    Copyright 2016 GÉANT
+
+    This file is part of GÉANTLink.
+
+    GÉANTLink is free software: you can redistribute it and/or modify it
+    under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    GÉANTLink is distributed in the hope that it will be useful, but
+    WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with GÉANTLink. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "StdAfx.h"