Rollup of 11 pull requests#40072

Merged

bors merged 27 commits intorust-lang:masterfrom

GuillaumeGomez:rollup

Feb 25, 2017

Commits on Feb 14, 2017

Commits on Feb 16, 2017

Additional docs for Vec, String, and slice trait impls
mbrubeck
committed

Commits on Feb 18, 2017

Fix indentation of error message
sgrif
committed

Commits on Feb 19, 2017

Fixed some small issues
JDemler
committed

Commits on Feb 21, 2017

Add missing urls and examples into Barrier structs
GuillaumeGomez
committed

Commits on Feb 22, 2017

Clarify thread::Builder::stack_size
matklad
committed

Commits on Feb 24, 2017