modify credential
 modify line sequanse
 add README
 add mongo sample
 modify credential
 add supervisord sample file
 add cloud search demo
dd new file
 add SQS sample
add README and modify credential
 modify README
 modify README
 create SimpleDB samples
 add CRUD for SDB
add CloudWatch Sample
 move directory
 modify directory
 mongo in action chap3.3
 add readme , modify twitter keys
 add readme , modify twitter keys