rearrange the vendor

Change-Id: I448f4575c2d8ef371cbe6d8758aa5c59a0fe1344
adding buildbot support

Change-Id: I5465f4ca987cc6ce496c7fe38e7cff125ef7f71d
some scripts and utilities in vendor

Change-Id: I7fd6bab396b923578e942d29d201d1a8769f3e08