label param to post() was sending title instead

lib/notifo.rb

@@ -28,7 +28,7 @@ def subscribe_user(username)
   # uri - the uri that will be loaded when the notification is opened; if specified, must be urlencoded; if a web address, must start with http:// or https://
   # label - label describing the "application" (used only if being sent from a User account; the Service label is automatically applied if being sent from a Service account) 
   def post(username, msg, title=nil, uri=nil, label=nil)
-    options = { :body => {:to => username, :msg => msg, :label=>title, :title=>title, :uri=>uri}, :basic_auth => @auth }
+    options = { :body => {:to => username, :msg => msg, :label=>label, :title=>title, :uri=>uri}, :basic_auth => @auth }
     self.class.post('/send_notification', options)
   end