more work on munin

* install the munin-node package
* don't install munin-plugins-extra (if the user wants it they can add it)
* expose the munin www directory via the management daemon so that it can handle authorization, rather than manintaining a separate password file

tools/munin_update.sh

@@ -1,22 +0,0 @@
-#!/bin/bash
-# Grant admins access to munin
-
-source setup/functions.sh # load our functions
-source /etc/mailinabox.conf # load global vars
-
-db=$STORAGE_ROOT'/mail/users.sqlite'
-
-users=`sqlite3 $db "SELECT email FROM users WHERE privileges = 'admin'"`;
-passwords=`sqlite3 $db "SELECT password FROM users WHERE privileges = 'admin'"`;
-
-# Define the arrays
-users_array=(${users// / })
-passwords_array=(${passwords// / })
-
-# clear htpasswd
->/etc/nginx/htpasswd
-
-# write user:password
-for i in "${!users_array[@]}"; do
-  echo "${users_array[i]}:${passwords_array[i]:14}" >> /etc/nginx/htpasswd
-done