Hi! We currently have the CONTRIBUTING file [1] in the jclouds-site repo, and I'd like to add it to the rest of the repos.
Almost every pull request from a new contributor has check style issues (it's normal), and having a link to the coding guidelines could help on that. If no one says the opposite I'll add such a file in all the remaining repos. I. [1] https://github.com/blog/1184-contributing-guidelines