Beta 20170928#44908

Merged

bors merged 16 commits intorust-lang:betafrom

nikomatsakis:beta-20170928

Oct 7, 2017

Commits on Sep 28, 2017

Allow unused extern crate again

dtolnay
authored and
nikomatsakis
committed
Fix bug in collecting trait and impl items with derives.

jseyfried
authored and
nikomatsakis
committed
`--cap-lints allow` switches off `can_emit_warnings`

zackmdavis
authored and
nikomatsakis
committed
Update the libc submodule

alexcrichton
authored and
nikomatsakis
committed
clear out projection subobligations after they are processed

arielb1
authored and
nikomatsakis
committed
limit and clear cache obligations opportunistically
nikomatsakis
committed
add in a "paranoid" trait bound
nikomatsakis
committed
update comment
nikomatsakis
committed
update prerelease version
nikomatsakis
committed

Commits on Oct 7, 2017

Remove the fuchsia builder
alexcrichton
committed