Update boto3 to 1.5.3

[pyup-bot]

There's a new version of boto3 available.
You are currently using 1.4.8. I have updated it to 1.5.3

These links might come in handy: PyPI | Changelog | Repo

Changelog

1.5.3

=====

• api-change:route53: [botocore] Update route53 client to latest version
• api-change:apigateway: [botocore] Update apigateway client to latest version
• api-change:mediastore-data: [botocore] Update mediastore-data client to latest version

1.5.2

=====

• bugfix:presigned-url: [botocore] Fixes a bug where content-type would be set on presigned requests for query services.
• api-change:cloudwatch: [botocore] Update cloudwatch client to latest version

1.5.1

=====

• api-change:appstream: [botocore] Update appstream client to latest version

1.5.0

=====

• bugfix:Filters: Fixes a bug where parameters passed to resource collections could be mutated after the collections were created.
• api-change:ses: [botocore] Update ses client to latest version
• enhancement:credentials: [botocore] Moved the JSONFileCache from the CLI into botocore so that it can be used without importing from the cli.
• feature:botocore dependency: Update dependency strategy to always take a floor on the most recent version of botocore. This means whenever there is a release of botocore, boto3 will release as well to account for the new version of botocore.
• api-change:apigateway: [botocore] Update apigateway client to latest version

Got merge conflicts? Close this PR and delete the branch. I'll create a new PR for you.

Happy merging! 🤖

[coveralls]

Coverage remained the same at 84.842% when pulling ea32061 on pyup-update-boto3-1.4.8-to-1.5.3 into 3157487 on master.

[pyup-bot]

Closing this in favor of #65