Auto merge of #6501 - vishallama:vishallama-doc-update-cargo.toml, r=dwijnand
Auto merge of #6501 - vishallama:vishallama-doc-update-cargo.toml, r=dwijnand

Update display of contents of Cargo.toml

When creating a (binary) program/crate using 'cargo new', with the new 2018 version of Rust the autogenerated Cargo.toml file contains a couple of additional lines. These lines have to do with edition and dependencies.

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