Auto merge of rust-lang#64150 - ehuss:update-cargo-books, r=alexcrichton

Update cargo, books

## cargo

8 commits in 22f7dd0495cd72ce2082d318d5a9b4dccb9c5b8c..fe0e5a48b75da2b405c8ce1ba2674e174ae11d5d
2019-08-27 16:10:51 +0000 to 2019-09-04 00:51:27 +0000
- Rename `--all` to `--workspace` (rust-lang/cargo#7241)
- Basic standard library support. (rust-lang/cargo#7216)
- Allow using 'config.toml' instead of just 'config' files. (rust-lang/cargo#7295)
- Retry on SSL Connect Error. (rust-lang/cargo#7318)
- minimal-copy `deserialize` for `InternedString` (rust-lang/cargo#7310)
- Fix typo in cargo vendor examples (rust-lang/cargo#7320)
- Fixes around multiple `[patch]` per crate (rust-lang/cargo#7303)
- Improve error messages on mkdir failure (rust-lang/cargo#7306)

## reference

7 commits in d191a0c..090c015
2019-08-15 08:42:23 +0200 to 2019-09-03 13:59:28 -0700
- Fix rust-lang/reference#664: Review Oxford comma usage. (rust-lang/reference#668)
- Fix some links. (rust-lang/reference#667)
- Remove trait object warning. (rust-lang/reference#666)
- Specify pattern types in `let` statements and `for` expressions (rust-lang/reference#663)
- Fix loop expression link. (rust-lang/reference#662)
- async-await initial reference material (rust-lang/reference#635)
- Correct errors in the reference of extern functions definitions and declarations (rust-lang/reference#652)

## rust-by-example

1 commits in 580839d90aacd537f0293697096fa8355bc4e673..e76be6b2dc84c6a992e186157efe29d625e29b94
2019-08-17 23:17:50 -0300 to 2019-09-03 07:42:26 -0300
- Change link to russian translation repository (rust-lang/rust-by-example#1245)

## embedded-book

1 commits in 432ca26686c11d396eed6a59499f93ce1bf2433c..5ca585c4a7552efb546e7681c3de0712f4ae4fdc
2019-08-09 23:20:22 +0000 to 2019-08-27 13:39:14 +0000
- Fixup book CI  (rust-embedded/book#205)

Author: bors