Merge branch 'master' of https://gitlab.redox-os.org/redox-os/relibc

src/stdlib/src/lib.rs

src/time/src/lib.rs

src/wchar/src/lib.rs

tests/.gitignore

tests/Makefile

tests/expected/localtime.stderr

tests/expected/localtime.stdout

tests/expected/mktime.stderr

tests/expected/mktime.stdout

tests/localtime.c

tests/mktime.c