Update Modules.md

Some repositories have been moved or deleted:

* update urls of Amazon SES module
* update urls of Amazon S3 module
* update urls of Amf module
* Remove Amazon STS module
* Remove Session cache
Fixed JavaTodoList doc page with the new Play 2.2 target path as displayed in https://devcenter.heroku.com/articles/play-support#play-2-2
Merge pull request #2123 from klaasman/patch-1

Update Modules.md
Merge pull request #2134 from RemyG/master

Fixed the Heroku target in the JavaTodoList documentation page
Merge remote-tracking branch: upstream/master