GUI extension Yeoman generator

Change-Id: If6b3fae44e4ee8a7bde36600cdc71d54d49fbf6e
diff --git a/generator-xos-gui-extension/generators/templates/.dockerignore b/generator-xos-gui-extension/generators/templates/.dockerignore
new file mode 100644
index 0000000..de807ff
--- /dev/null
+++ b/generator-xos-gui-extension/generators/templates/.dockerignore
@@ -0,0 +1,3 @@
+node_modules
+typings
+npm-debug.log
\ No newline at end of file