improve rocketchat messages

templates/rocketchat-bot.py.j2

@@ -25,7 +25,10 @@ def postAlertmanager(chatName):
 	try:
 		content = json.loads(request.get_data())
 		for alert in content['alerts']:
-			message = "@here\nStatus: "+alert['status']+"\n"
+			message = ""
+			if alert['status'] == "firing":
+				message += "@here\n  "
+			message += "Status: **"+alert['status']+"**\n"
 			if 'name' in alert['labels']:
 				message += "Instance: "+alert['labels'].get('instance', 'unknown')+"("+alert['labels']['name']+")\n"
 			else: