Backporting PRs to beta#38716

Merged

brson merged 8 commits intorust-lang:betafrom

alexcrichton:beta-next

Dec 30, 2016

Commits on Dec 30, 2016

std: Don't build docs for misc facade crates
alexcrichton
committed
clear discriminant drop flag at the bottom of a ladder

Ariel Ben-Yehuda
authored and
alexcrichton
committed
Fix non-termination in `resolve`.

jseyfried
authored and
alexcrichton
committed
Disable field reordering

ahicks92
authored and
alexcrichton
committed
Fix closure debuginfo.

ahicks92
authored and
alexcrichton
committed
rustbuild: Update Cargo download location
alexcrichton
committed
rustbuild: Stop building docs for libtest by default

ollie27
authored and
alexcrichton
committed
Demote most backwards incompatible ambiguity errors from RFC 1560 to warnings.

jseyfried
authored and
alexcrichton
committed