possible fix for mongo crash

public/templates/admin/settings.tpl

@@ -103,6 +103,7 @@
 	<div class="alert alert-warning">
 		<strong>Post Delay</strong><br /> <input type="text" class="form-control" value="10000" data-field="postDelay"><br />
 		<strong>Minimum Title Length</strong><br /> <input type="text" class="form-control" value="3" data-field="minimumTitleLength"><br />
+		<strong>Maximum Title Length</strong><br /> <input type="text" class="form-control" value="255" data-field="maximumTitleLength"><br />
 		<strong>Minimum Post Length</strong><br /> <input type="text" class="form-control" value="8" data-field="minimumPostLength"><br />
 		<strong>Chat Messages To Display</strong><br /> <input type="text" class="form-control" value="50" data-field="chatMessagesToDisplay"><br />
 		<div class="checkbox">

src/database/mongo.js

@@ -303,7 +303,11 @@
 
 		var _fields = {};
 		for(var i=0; i<fields.length; ++i) {
-			_fields[fields[i].replace(/\./g, '\uff0E')] = 1;
+			if(typeof fields[i] !== string) {
+				_fields[fields[i].toString().replace(/\./g, '\uff0E')] = 1;
+			} else {
+				_fields[fields[i].replace(/\./g, '\uff0E')] = 1;
+			}
 		}
 
 		db.collection('objects').findOne({_key:key}, _fields, function(err, item) {