luci-app-commands: show hint in status page if no entry defined yet

Signed-off-by: Helge Mader <ma@dev.tdt.de>

applications/luci-app-commands/luasrc/view/commands.htm

@@ -136,7 +136,17 @@
 <form method="get" action="<%=pcdata(FULL_REQUEST_URI)%>">
 	<div class="cbi-map">
 		<h2 name="content"><%:Custom Commands%></h2>
-
+		<% if #commands == 0 then %>
+			<div class="cbi-section">
+				<div class="table cbi-section-table">
+					<div class="tr cbi-section-table-row">
+						<p>
+							<em><%:This section contains no values yet%></em>
+						</p>
+					</div>
+				</div>
+			</div>
+		<% else %>
 			<fieldset class="cbi-section">
 				<% local _, command; for _, command in ipairs(commands) do %>
 				<div class="commandbox">
@@ -158,6 +168,8 @@
 				<br style="clear:both" /><br />
 				<a name="output"></a>
 			</fieldset>
+		<% end %>
+
 	</div>
 
 	<fieldset class="cbi-section" style="display:none">