Rollup of 8 pull requests#40806

Merged

bors merged 20 commits intorust-lang:masterfrom

frewsxcv:rollup

Mar 25, 2017

Commits on Mar 22, 2017

Commits on Mar 23, 2017

Fix markdown links to pdqsort
Stjepan Glavina
committed
Fix for #39596: sort Trait1 before Trait2.
Clar Charr
committed

Commits on Mar 24, 2017