Hacky Nginx integration for Kronos

Reviewers: marcua

Reviewed By: marcua

Differential Revision: http://phabricator.locu.com/D3616
Bug fixes for KronosMiddleware

Reviewers: marcua

Reviewed By: marcua

Differential Revision: http://phabricator.locu.com/D3620
Small clean ups here and there

Reviewers: marcua

Reviewed By: marcua

Differential Revision: http://phabricator.locu.com/D3627
Metis cleap up
Make Jia work

Differential Revision: http://phabricator.locu.com/D3631
Merge branch 'metis' into jia
Update pykronos
sdaf