Auto merge of #3439 - gentoo90:bashcomp, r=alexcrichton
Auto merge of #3439 - gentoo90:bashcomp, r=alexcrichton

Bashcomp

Update bash completion

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