Render markdown from docs/ directory.

Still need to handle nested folders, Really this should be cleaned up to
check the 'docs/' folder instead of a hardcoded array. We should be able
to JUST add a file into the folder and have everything work. I've also
fixed an undefined variable issue.
Markdown fixes.
Merge branch 'master' of github.com:nixpulvis/quadrocopter_docs into nixpulvix-master

Conflicts:
	app.rb
Merge pull request #3 from alexjohnson505/nixpulvix-master

Merge Nixpulvix README updates