Install typings form the base image

Change-Id: I298486f060633410cb8a03028c3df645abd84277
diff --git a/packer/provision/basebuild.sh b/packer/provision/basebuild.sh
index 3b75b04..e182894 100644
--- a/packer/provision/basebuild.sh
+++ b/packer/provision/basebuild.sh
@@ -51,6 +51,7 @@
         # end of apt-get install list
     # npm install -g bower
     # npm install karma --save-dev
+    npm install -g typings
 
     #TODO clean up
     #apt-get clean