Require selection of specific AWS services

Merge pull request #5 from rhythmictech/namespace

Set default behavior to not pull any AWS services

Namespace selection support

Merge pull request #4 from rhythmictech/namespace

Added namespace support

CloudTrail logging support

And general cleanup

v0.0.2-rc9

correct principal

CloudTrail logging support

v0.0.2-rc1

add initial cloudtrail support

v0.0.1

Initial implementation of DataDog integration. More is planned.

This module actually uses the DataDog provider, so it's doing more than just the AWS side.