use a longer default expire period. fixes github#33

Jason Lunz · vmg · commit 63181246af27 · 2016-02-23T01:40:49.000-08:00
diff --git a/config.default.json.example b/config.default.json.example
@@ -3,7 +3,7 @@
   "server_name" : "brubeck_debug",
   "dumpfile" : "./brubeck.dump",
   "capacity" : 15,
-  "expire" : 5,
+  "expire" : 20,
   "http" : ":8080",
 
   "backends" : [
