Fixed initramfs_install_overlay() to delete files before overriding them, because if they are symlinks the referenced file gets replaced. ow!

target/share/initramfs.in

@@ -1,11 +1,11 @@
 # --- SDE-COPYRIGHT-NOTE-BEGIN ---
 # This copyright note is auto-generated by ./scripts/Create-CopyPatch.
-# 
+#
 # Filename: target/share/initramfs.in
 # Copyright (C) 2007 - 2008 The OpenSDE Project
-# 
+#
 # More information can be found in the files COPYING and README.
-# 
+#
 # This program 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; version 2 of the License. A copy of the
@@ -57,6 +57,7 @@ initramfs_install_overlay() {
 			exec|txt)
 				echo_status "injecting $target ($type)"
 				mkdir -p "$targetdir"
+				[ ! -e "$rootfs/$target" ] || rm -f "$rootfs/$target"
 				cp -f "$file" "$rootfs/$target"
 				chmod $mode "$rootfs/$target"
 				;;