Look for git lisp files from MacPorts
Diminish eldoc-mode and switch it to use-package
Get rid of os-x-config.el
Open Netmap kernel driver patches in diff-mode
Use `user-data-directory' in first time setup
Fix the loading of rainbow-mode
Explain why use-repo-package is setup as it is
Remove stale comment
Reformat top-level comments
Move `use-repo-package' to it's own file
Move appearance setting to customization

Move related fullscreen functions to a fullscreen.el.
Customize and use-package cfengine