Rollup of 7 pull requests#34852

Merged

bors merged 15 commits intorust-lang:masterfrom

GuillaumeGomez:rollup

Jul 17, 2016

Commits on May 2, 2016

Add mention to RFC 940 in the Rust Reference.
Isaac Andrade
committed

Commits on May 3, 2016

Improve language.
Isaac Andrade
committed

Commits on Jul 11, 2016

std: Correct tracking issue for SipHash{13,24}
alexcrichton
committed

Commits on Jul 15, 2016

Commits on Jul 16, 2016