make group id clearer

web/templates/groups.html

@@ -2,7 +2,7 @@
 
 {% block main %}
 	{% for group in groups %}
-		{{ group['id'] }}: {{ group['name'] }} ({{ group['api_key'] }})
+		{{ group['name'] }} (<code>id: {{ group['id'] }}, API key: {{ group['api_key'] }}</code>)
 		<br>
 	{% end %}
 	<br>

web/templates/servers.html

@@ -17,7 +17,7 @@
 	{% end %}
 
 	<p>
-		Run the <a href="/client/sysvitals_client">client</a> on a machine with the <code>--configure</code> flag to set up a new server. Your API key can be found on the <a href="/groups">groups page</a>.
+		Run the <a href="/client/sysvitals_client">client</a> on a machine with the <code>--configure</code> flag to set up a new server. Your group ID and API key can be found on the <a href="/groups">groups page</a>.
 		<br>
 		Run the client without arguments as a cronjob every minute:
 		<br>