Allow nemsadmin password login

platforms/aws/nemsadmin-pw.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+
+# AWS removes the nemsadmin password when the AMI is deployed. Reverse this action.
+
+if [ -d /home/nemsadmin ]; then # the nemsadmin user folder exists
+  usercount=$(find /home/* -maxdepth 0 -type d | wc -l)
+  if (( $usercount == 1)); then # Only do this if there are no other users on the system
+    echo -e "nemsadmin\nnemsadmin" | passwd nemsadmin >/tmp/init 2>&1
+  fi
+fi