Update CHANLIMIT on all instances when set via API

api/views.py

@@ -256,6 +256,9 @@ class API(object):
                     return dumps({"success": False, "reason": "invalid chanlimit: not a number."})
                 else:
                     chanlimit = int(chanlimit)
+                    online_relays = helpers.get_active_relays(net)
+                    for inst in online_relays:
+                        inst.chanlimit = chanlimit
             elif item == "security":
                 security = data[item][0]
                 if security not in ["ssl", "plain"]: