added HTML5 bundle

Signed-off-by: Alessandro Vioni <jenoma@gmail.com>
Updated README.md

Signed-off-by: Alessandro Vioni <jenoma@gmail.com>
Updated bundles

Signed-off-by: Alessandro Vioni <jenoma@gmail.com>
Added syntastic bundle

Signed-off-by: Alessandro Vioni <jenoma@gmail.com>