docs: simple -> approachable
docs: simple -> approachable

NetSys/quilt,ejj/quilt-dev,kelda/kelda,kelda/kelda,kayousterhout/quilt,kayousterhout/quilt,kklin/quilt,ejj/quilt-dev,NetSys/quilt,ejj/quilt-dev,kklin/quilt,kayousterhout/quilt,NetSys/quilt,kklin/kelda,kklin/kelda,kelda/kelda,LuiseV/quilt,quilt/quilt,kklin/kelda,LuiseV/quilt,quilt/quilt,kklin/quilt,LuiseV/quilt,ejj/quilt-dev,LuiseV/quilt,kklin/quilt,kklin/kelda,kayousterhout/quilt,kelda/kelda,NetSys/quilt,LuiseV/quilt,quilt/quilt,quilt/quilt,NetSys/quilt