Summary: When people file issues, they are (in-general) missing a lot of useful information. This template will now be included when people file issues. More info here: https://github.com/blog/2111-issue-and-pull-request-templates
Reviewed By: emilsjolander
Differential Revision: D4481713
fbshipit-source-id: 8c173e282438d5156d50fe40c581e18730d6a5af
