Ensure that the admin user can initially sudo

src/freedombone-image-customise

@@ -149,7 +149,7 @@ To complete the installation run the following:
     sudo su
     freedombone menuconfig
 
-' > $rootdir/etc/init.d/motd
+' > $rootdir/etc/motd
 }
 
 configure_ssh() {
@@ -168,6 +168,10 @@ configure_ssh() {
     fi
 }
 
+admin_user_sudo() {
+    echo "$MY_USERNAME  ALL=(ALL) ALL" >> $rootdir/etc/sudoers
+}
+
 continue_installation() {
     # If a configuration file exists then run with it
     # otherwise the interactive installer can be used
@@ -279,6 +283,7 @@ chroot "$rootdir" apt-get update
 
 configure_ssh
 configure_networking
+admin_user_sudo
 continue_installation
 
 cd /