Render the lsb_release at flask init time

Don't change the index.html file at setup time

management/templates/index.html

@@ -180,7 +180,7 @@
 		<hr>
 
 		<footer>
-			<p>This is a <a href="https://github.com/ddavness/power-mailinabox">Power Mail-in-a-Box</a>, using !!___DIST_TAG___!!
+			<p>This is a <a href="https://github.com/ddavness/power-mailinabox">Power Mail-in-a-Box</a> - {{distname}}
 			</p>
 		</footer>
 	</div> <!-- /container -->