Updates README with instructions on how to update repo
SVN Export of the gtm-oath2

Below is the svn info of this export:
URL: http://gtm-oauth2.googlecode.com/svn/trunk
Repository Root: http://gtm-oauth2.googlecode.com/svn
Repository UUID: 22754eea-fc93-e339-b032-c1f495b90c16
Revision: 121
Node Kind: directory
Schedule: normal
Last Changed Author: grobbins@google.com
Last Changed Rev: 121
Last Changed Date: 2014-01-16 15:01:56 -0800 (Thu, 16 Jan 2014)