Touchdown

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- AWS: Wait for password policy changes to be correctly applied.

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- EBS: Add support for creating/destroying EBS volumes.

- S3: Fix an issue with notification configuration for new buckets.

- AWS: Fix password policy creation.

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- Provisioner: Flag to make planning simpler

- Provisioner: If ASG isn't available task is run

- Provisioner: Fix SSHing where target changes between planning and execution

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- Add initial support for WAF. This can be used to restrict access by IP or
block access to parts of a site by URI, headers or query string.

- Rework Lambda deployment code - especially when using a local fuselage bundle.

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- Turn on CloudWatch-backed tailing for AWS Lambda functions.

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- Allow a bundle to generate outputs that can then feed other aspects of the
deployment process.

- Allow new functions to actually set timeout, description and memory.

- Fix updating settings on an exising lambda function.

- Automatically remove old versions of lambda functions (that are not aliased
anywhere).