Gitberg

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* mostly updates to add travis files
* adds code to do ebook building for releases
* adds tagging

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* Rewrite of config, add redf_library to config
* Adds metadata and apply actions
* includes a repo list to facilitate repo walking
* merges gitenberg.metadata package
* uses metadata package to vastly improve repo naming
* misc bugfixes
* tweak packaging to placate elastic beanstalk
* update documentation
* added example notebooks

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* Refactors and moves tests
* Adds config file crossplatform using appdirs

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* Adds clone command

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* Adds missing requirement

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* Fixes `python setup.py test` when packaged