retain chat history when saving to a new file name

diylc/diylc-swing/src/main/java/org/diylc/swing/plugins/chatbot/ChatbotPane.java

@@ -64,7 +64,7 @@ public class ChatbotPane extends JPanel {
     super();
     this.swingUI = swingUI;
     this.plugInPort = plugInPort;
-    this.chatbotService = new ChatbotService(plugInPort);
+    this.chatbotService = plugInPort.getChatbotService();
     setName("AI Assistant");
 
     // Set panel background color

diylc/diylc-swing/src/main/java/org/diylc/swing/plugins/chatbot/ChatbotPlugin.java

@@ -58,8 +58,6 @@ public class ChatbotPlugin implements IPlugIn {
     switch (eventType) {
       case FILE_STATUS_CHANGED:
       case PROJECT_LOADED:
-        getChatbotPane().refreshChat(null);
-        break;
       case CLOUD_LOGGED_IN:
       case CLOUD_LOGGED_OUT:
         SubscriptionEntity subscriptionInfo = null;