Merge in beta-accepted into beta#32291

Merged

brson merged 7 commits intorust-lang:betafrom

alexcrichton:beta-next

Mar 22, 2016

Commits on Mar 16, 2016

truncate i8-s to i1-s when loading constants

arielb1
authored and
alexcrichton
committed
clean up check_pat_enum

arielb1
authored and
alexcrichton
committed
don't treat unit patterns as wildcard patterns

arielb1
authored and
alexcrichton
committed
remove wrong assert in check_match

arielb1
authored and
alexcrichton
committed
Do not report errors from regionck if other errors were already

nikomatsakis
authored and
alexcrichton
committed
Add comment explaining purpose of test

nikomatsakis
authored and
alexcrichton
committed
Bump beta to .2
alexcrichton
committed