Update Blogger, Plus, YouTube, Books, DoubleClickBidManager

git-svn-id: http://google-api-objectivec-client.googlecode.com/svn/trunk@368 052f66bb-8366-e9ed-b056-95094e25c79e
Update BloggerSample project sources

git-svn-id: http://google-api-objectivec-client.googlecode.com/svn/trunk@369 052f66bb-8366-e9ed-b056-95094e25c79e