Octohatrack

Added
- Wiki Contributions are now included in the report, based on a list of authors of the username/repo.git repo
- Note: This uses local git repo cloning, as there is no github wiki API

Deprecated
- HTML Output. Deprecated in favour of the web-based [HatRack](https://labhr.github.io/hatrack/)

Bugfix
- Corrected pagination logic for GitHub contribution endpoint.

Added
- Flag to disable local cache (thanks edunham)

Added
- Local caching of API results

Changed
- Project rename. `s/octohat/octohatrack`. [read more](http://glasnt.com/blog/2015/11/21/goodbye-octohat.html)

Added
- Notification if GitHub rate limit has been exceeded.
Changed
- Appropriate use of sessions (thanks lukasa)
- Improved HTML output (thanks stewart-ibm and freakboy3742)
Bugfix
- Prevent hard failure on incomplete GitHub profiles (thanks tclark)

Bugfix
- Python 3 compatibility and requirements install properly (thanks davidjb and krockode)