boto/boto — pull request #1688 by danielgtaylor (2013-08-26 18:46:45+00:00)
Title: [EC2] Add monthly_backups argument to trim_snapshots

This pull request merges #1612 from @andrewyates and adds the following:

* Unit tests for `trim_snapshots` default behavior
* Test for the new `monthly_backups` argument

@toastdriven, please review the tests.