Rollup of 18 pull requests#44550

Closed

GuillaumeGomez wants to merge 44 commits intorust-lang:masterfrom

GuillaumeGomez:rollup

Commits on Aug 28, 2017

Explicitly run perl for OpenSSL Configure
smaeul
committed

Commits on Sep 5, 2017

Attempt to fix the component manifest problem for rls-preview
Nick Cameron
committed

Commits on Sep 6, 2017

Commits on Sep 7, 2017

Clarify the behavior of UDP sockets wrt. multiple addresses in `connect`
tbu-
committed

Commits on Sep 9, 2017

Add `impl From<Vec<Span>> for MultiSpan`.
SergioBenitez
committed

Commits on Sep 10, 2017

Commits on Sep 12, 2017

Commits on Sep 13, 2017