fix gcli commands
add mac oxs system file to .gitignore
Angelina revamps README after mid-flight pinot noir, so I mean, it's probably not totally tidy but things are organized a bit more clearly.
My attempt at bettering the documentation - if this doesn't sound like a drunk person wrote it, I'm calling it a win.
Add minor todo before PR
Add actual URLs to README, tidy some more
Merge pull request #6 from afabbro/master

Fixes as discussedon IRC