shadow: added dup-install-targets.patch from gentoo

base/shadow/4.1.4.3-dup-install-targets.patch

@@ -0,0 +1,32 @@
+# --- SDE-COPYRIGHT-NOTE-BEGIN ---
+# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
+#
+# Filename: package/.../shadow/4.1.4.3-dup-install-targets.patch
+# Copyright (C) 2011 The OpenSDE Project
+#
+# More information can be found in the files COPYING and README.
+#
+# This patch file is dual-licensed. It is available under the license the
+# patched project is licensed under, as long as it is an OpenSource license
+# as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms
+# of the GNU General Public License as published by the Free Software
+# Foundation; either version 2 of the License, or (at your option) any later
+# version.
+# --- SDE-COPYRIGHT-NOTE-END ---
+
+the Makefile.am manualy adds man_nopam to the install list, and then also
+optionally appends it which leads to the `install` error:
+	... will not overwrite just-created ...
+http://sources.gentoo.org/cgi-bin/viewvc.cgi/gentoo-x86/sys-apps/shadow/files/shadow-4.1.4.3-dup-install-targets.patch?view=markup
+
+--- shadow-4.1.4.3/man/ru/Makefile.in
++++ shadow-4.1.4.3/man/ru/Makefile.in
+@@ -222,7 +222,7 @@
+ top_build_prefix = @top_build_prefix@
+ top_builddir = @top_builddir@
+ top_srcdir = @top_srcdir@
+-man_MANS = $(man_nopam) chage.1 chfn.1 chgpasswd.8 chpasswd.8 chsh.1 \
++man_MANS = chage.1 chfn.1 chgpasswd.8 chpasswd.8 chsh.1 \
+ 	expiry.1 faillog.5 faillog.8 getspnam.3 gpasswd.1 groupadd.8 \
+ 	groupdel.8 groupmems.8 groupmod.8 groups.1 grpck.8 grpconv.8 \
+ 	grpunconv.8 gshadow.5 lastlog.8 login.1 login.defs.5 logoutd.8 \