Add a reference to Coderwall for tips & tricks!
Remove mercurial module reference now that we have a cleaned up hg module in core now!
Fix crontab doc formatting
Cleanup YAML parse error warning code a tiny amount.
Fix lineinfile docs formatting
Had to remove the instance_tags example because our doc generator was choking on it, feel free to add it back if you can get it to be valid
YAML again :)