Some updates to bash completion.
Some updates to bash completion.

rust-lang/cargo,tsurai/cargo,nipunn1313/cargo,nipunn1313/cargo,eminence/cargo,rustyhorde/cargo,nipunn1313/cargo,tsurai/cargo,rust-lang/cargo,vojtechkral/cargo,rust-lang/cargo,tshepang/cargo,eminence/cargo,eminence/cargo,tshepang/cargo,rustyhorde/cargo,tsurai/cargo,tshepang/cargo,rustyhorde/cargo,vojtechkral/cargo,eminence/cargo,rust-lang/cargo,tsurai/cargo,vojtechkral/cargo,rustyhorde/cargo,vojtechkral/cargo,tsurai/cargo,nipunn1313/cargo,tshepang/cargo