Rollup of 9 pull requests#33501

Closed

Manishearth wants to merge 24 commits intorust-lang:masterfrom

Manishearth:rollup

Commits on Apr 27, 2016

std: Allow creating ExitStatus from raw values
alexcrichton
committed

Commits on May 3, 2016

save-analysis: use a decoupled representation for dumped data
aochagavia
committed

Commits on May 5, 2016

Improve rustdoc css of "source" and "since" elements
GuillaumeGomez
committed

Commits on May 6, 2016

Commits on May 7, 2016

Commits on May 8, 2016

Commits on May 9, 2016