Cloud-files

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* fix: make numpy optional and print warning message if its not installed
* fix: import error for numpy in JSON decoder
* docs: remove reference to BOSS from secrets

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* fix: compress was being overridden
* fix: handle tuples during duplicate detection step
* chore: update changelog

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* fix: remove pdb statement
* docs: show how to use slice notation
* feat: add get slice notation
* docs: add comments to transfer\_to / transfer\_from
* feat: add transfer\_to / transfer\_from
* feat: adds mem:// protocol
* docs: made green thread usage more clear
* docs: add travis badge

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* feat: add option for .cloudfiles/secrets instead of .cloudvolume/secrets
* docs: add credential info to the README
* fix: make sure to specify aws default region
* fix: use pbr correctly
* fix: use setup.py to add [test] option
* fix: use automated\_test.py
* fix: add pytest to dev requirements
* fix: install moto in travis environment
* test: add s3 mock testing
* fix: makes sure content is set during error conditions
* docs: add endpoint
* docs: describe motivation
* feat: add ability to control s3 endpoint

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* docs: fix misstatement about how list works
* docs: show how list works
* docs: use\_https
* feat: adds use\_https argument
* docs: remove useless line below examples

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* docs: condensed and added examples
* feat: add dict-like features to CloudFiles
* chore: add ChangeLog