Semi-update readme
Semi-update readme

A bit more work. I'm pretty sure calling it `:dojo` is more appropriate than `+dojo` since it is neither a dog nor a cat, like how we call it `:talk` instead of `+talk`.

I also rewrote some old sections, but not very well. Grep for "XX" to see what needs improvements...
juped/archaeology-cutoff,juped/archaeology-cutoff,juped/archaeology-cutoff,juped/archaeology-cutoff,juped/archaeology-cutoff,juped/archaeology-cutoff,juped/archaeology-cutoff,juped/archaeology-cutoff,juped/archaeology-cutoff,juped/archaeology-cutoff