updating generator and documentation

Change-Id: Iecec10510d82ae0e8a3f57c57ee6203eb2c0d8cf
diff --git a/generator-xos-gui-extension/generators/templates/package.json b/generator-xos-gui-extension/generators/templates/package.json
index 32a0676..b56f74e 100644
--- a/generator-xos-gui-extension/generators/templates/package.json
+++ b/generator-xos-gui-extension/generators/templates/package.json
@@ -1,5 +1,5 @@
 {
-  "version": "3.0.0",
+  "version": "4.0.0",
   "dependencies": {
     "angular": "1.6.3",
     "angular-animate": "1.6.3",