Sdk/2545

Endless Style Guide encoded into three configuration files and one shell script.

Should we even have these copies of upstream repos?  Or should downloading and installing them be a part of our dev setup?  I think we should ditch the forks here; reviewer please let me know what you think as well.

https://github.com/endlessm/eos-sdk/issues/2545
Only for imports. Most of our variables and methods use `underscore_syntax`.