Beginning work on pit-swing

pit-swing/griffon-app/models/com/jdbernard/pit/swing/PITModel.groovy

@@ -0,0 +1,8 @@
+package com.jdbernard.pit.swing
+
+import com.jdbernard.pit.Project
+import groovy.beans.Bindable
+
+class PITModel {
+    @Bindable Project rootProject
+}