Fix Listener class's __getitem__ method to return the correct data. Add a test for same.
Revert. This slipped in by accident.
bin/glacier uses the file name archive description when uploading an archive
Merge pull request #2533 from avanash/develop

Fix the ec2.elb.listener.Listener class's __getitem__ method. Fixes #2533.
Merge pull request #2535 from francescomalandrino/develop

Uses file name as archive description when uploading to glacier. Fixes #2535, #2528.