Update lftp instructions to remove password from command line

The password will show up in the process listing otherwise

content/guides/handling_data/integrating_box_with_hcc.md

@@ -32,13 +32,15 @@ module load lftp
 4.  Connect to Box using your full email as the username and external password you created:
 {{% panel theme="info" header="Connect to Box" %}}
 {{< highlight bash >}}
-lftp -u <username>,<password> ftps://ftp.box.com
+lftp -u <username> ftps://ftp.box.com
+Password: <password>
 {{< /highlight >}}
 {{% /panel %}}
 
-5.  Test the connection by running the `ls` command.  You should see a listing of your Box files.  Assuming it works, add a bookmark named "box" to use when connecting later:
+5.  Test the connection by running the `ls` command.  You should see a listing of your Box files.  Assuming it works, add a bookmark named "box" to use when connecting later. Optionally run `set bmk:save-passwords yes` first if you want lftp to remember the password:
 {{% panel theme="info" header="Add lftp bookmark" %}}
 {{< highlight bash >}}
+lftp demo2@unl.edu@ftp.box.com:/> set bmk:save-passwords yes
 lftp demo2@unl.edu@ftp.box.com:/> bookmark add box
 {{< /highlight >}}
 {{% /panel %}}
@@ -89,4 +91,3 @@ module load lftp
 lftp -f transfer.sh 
 {{< /highlight >}}
 {{% /panel %}}
-