Auto merge of #746 - jtdowney:fix-broken-links, r=kbknapp
Auto merge of #746 - jtdowney:fix-broken-links, r=kbknapp

docs: fix broken docs links

These links are relative to the root of the server instead of the current file. This breaks causes them to be broken on docs.rs.

clap-rs/clap,kbknapp/clap-rs,clap-rs/clap,kbknapp/clap-rs,clap-rs/clap