Adding hook to create /etc/mtab as a symlink to /proc/mtab if not already...

Adding hook to create /etc/mtab as a symlink to /proc/mtab if not already existing (Closes: #746570).

share/hooks/0020-create-mtab-symlink.hook.chroot

+#!/bin/sh
+
+set -e
+
+# Create /etc/mtab symlink
+
+if [ ! -L /etc/mtab ]
+then
+	ln -s /proc/mtab /etc/mtab
+fi