Fixes bug http://bugzilla.gnome.org/show_bug.cgi?id=447577

Index: pptp/nm-pptp-service.name.in
===================================================================
--- pptp/nm-pptp-service.name.in        (revision 2653)
+++ pptp/nm-pptp-service.name.in        (working copy)
@@ -1,8 +1,8 @@
 [VPN Connection]
 name=pptp
 service=org.freedesktop.NetworkManager.pptp
-program=@bindir@/nm-pptp-service
+program=@BINDIR@/nm-pptp-service

 [GNOME]
-auth-dialog=@libexecdir@/nm-pptp-auth-dialog
+auth-dialog=@LIBEXECDIR@/nm-pptp-auth-dialog
 properties=@prefix@/${LIB}/libnm-pptp-properties
Index: openvpn/nm-openvpn-service.name.in