Add ability to reload settings

src/node/utils/Settings.js

@@ -112,6 +112,9 @@ exports.abiwordAvailable = function()
   }
 }
 
+
+
+exports.reloadSettings = function reloadSettings() {
   // Discover where the settings file lives
   var settingsFilename = argv.settings || "settings.json";
   settingsFilename = path.resolve(path.join(root, settingsFilename));
@@ -160,3 +163,7 @@ for(var i in settings)
   if(exports.dbType === "dirty"){
     console.warn("DirtyDB is used. This is fine for testing but not recommended for production.")
   }
+}
+
+// initially load settings
+exports.reloadSettings();