Awsfabrictasks

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- Helper function to create a remote file from string.
- Include Name-tag behind header when listing instances.

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- Added the ability to match any tag, not just name
(https://github.com/espenak/awsfabrictasks/pull/1).
Thanks to Mr. Russ Ferriday

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- Warn when awsfab is not used.
- More documentation.
- Documentation on readthedocs.com.

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- A usable set of ec2 tasks.
- The awsfab wrapper.