Rework namespace specs for clarity
Rework namespace specs for clarity

I renamed most of the specs, with the goal of having a more readable
`--format=documentation` output.

I also added a couple of extra contexts and reordered to help group tests
more logically.

jkowens/sinatra,mwpastore/sinatra,JonMidhir/sinatra,mwpastore/sinatra,ryanshaw/sinatra,sinatra/sinatra,ryanshaw/sinatra,JonMidhir/sinatra,sinatra/sinatra,jkowens/sinatra,JonMidhir/sinatra,burningTyger/sinatra,jkowens/sinatra,burningTyger/sinatra,mwpastore/sinatra,burningTyger/sinatra