Revert "No ubuntu user, disallow root login, root shell on tty1"

This reverts commit 64e8cc5aacd60c748213ca891f5503d379d18786.
diff --git a/ubuntu-14.04/scripts/cleanup.sh b/ubuntu-14.04/scripts/cleanup.sh
index 9793e9b..ae0b269 100644
--- a/ubuntu-14.04/scripts/cleanup.sh
+++ b/ubuntu-14.04/scripts/cleanup.sh
@@ -1,4 +1,4 @@
-apt-get -y autoremove --purge
+apt-get -y autoremove
 apt-get -y clean
 
 echo "cleaning up guest additions"