libuv: Update to version as of 2019-01-15
Notes:
- This integrates upstream libuv PR 1372: linux: remove epoll syscall wrappers which says libuv's minimum requirements on Linux are now "kernel 2.6.32 + glibc 2.12".
In CMake this requires GLIBC 2.9 (libuv uses
epoll_create1@@GLIBC_2.9
,epoll_pwait@@GLIBC_2.6
), where previously we required only GLIBC 2.6 (futimens@@GLIBC_2.6
,utimensat@@GLIBC_2.6
). - This integrates upstream libuv PR 1852 and libuv PR 1858 which remove Windows XP support.
Supersedes: !2386 (closed)