Update libuv to 1.7.5, provided by Jonathan Buschmann in PR 50409.

Update to libuv 1.7.5

--- Changelog

2015.09.23, Version 1.7.5 (Stable), a8c1136de2cabf25b143021488cbaab05834daa8

Changes since version 1.7.4:

* unix: Support atomic compare & swap xlC on AIX (nmushell)

* unix: Fix including uv-aix.h on AIX (nmushell)

* unix: consolidate rwlock tryrdlock trywrlock errors (Sa�l Ibarra Corretg�)

* unix, win: consolidate mutex trylock errors (Sa�l Ibarra Corretg�)

* darwin: fix memory leak in uv_cpu_info (Jianghua Yang)

* test: add tests for the uv_rwlock implementation (Bert Belder)

* win: redo/fix the uv_rwlock APIs (Bert Belder)

* win: don't fetch function pointers to SRWLock APIs (Bert Belder)

2015.09.12, Version 1.7.4 (Stable), a7ad4f52189d89cfcba35f78bfc5ff3b1f4105c4

Changes since version 1.7.3:

* doc: uv_read_start and uv_read_cb clarifications (Ben Trask)

* freebsd: obtain true uptime through clock_gettime() (Jianghua Yang)

* win, tty: do not convert \r to \r\n (Colin Snover)

* build,gyp: add DragonFly to the list of OSes (Michael Neumann)

* fs: fix bug in sendfile for DragonFly (Michael Neumann)

* doc: add uv_dlsym() return type (Brian White)

* tests: fix fs tests run w/o full getdents support (Jeremy Whitlock)

* doc: fix typo (Devchandra Meetei Leishangthem)

* doc: fix uv-unix.h location (Sakthipriyan Vairamani)

* unix: fix error check when closing process pipe fd (Ben Noordhuis)

* test,freebsd: fix ipc_listen_xx_write tests (Santiago Gimeno)

* win: fix unsavory rwlock fallback implementation (Bert Belder)

* doc: clarify repeat timer behavior (Eli Skeggs)

2015.08.28, Version 1.7.3 (Stable), 93877b11c8b86e0a6befcda83a54555c1e36e4f0

Changes since version 1.7.2:

* threadpool: fix thread starvation bug (Ben Noordhuis)

2015.08.25, Version 1.7.2 (Stable), 4d13a013fcfa72311f0102751fdc7951873f466c

Changes since version 1.7.1:

* unix, win: make uv_loop_init return on error (Willem Thiart)

* win: reset pipe handle for pipe servers (Sa�l Ibarra Corretg�)

* win: fix replacing pipe handle for pipe servers (Sa�l Ibarra Corretg�)

* win: fix setting pipe pending instances after bind (Sa�l Ibarra Corretg�)

2015.08.20, Version 1.7.1 (Stable), 44f4b6bd82d8ae4583ccc4768a83af778ef69f85

Changes since version 1.7.0:

* doc: document the procedure for verifying releases (Sa�l Ibarra Corretg�)

* doc: add note about Windows binaries to the README (Sa�l Ibarra Corretg�)

* doc: use long GPG IDs in MAINTAINERS.md (Sa�l Ibarra Corretg�)

* Revert "stream: squelch ECONNRESET error if already closed" (Sa�l Ibarra
  Corretg�)

* doc: clarify uv_read_stop() is idempotent (Corbin Simpson)

* unix: OpenBSD's setsockopt needs an unsigned char for multicast (Zachary
  Hamm)

* test: Fix two memory leaks (Karl Skomski)

* unix,win: return EINVAL on nullptr args in uv_fs_{read,write} (Karl Skomski)

* win: set accepted TCP sockets as non-inheritable (Sa�l Ibarra Corretg�)

* unix: remove superfluous parentheses in fs macros (Ben Noordhuis)

* unix: don't copy arguments for sync fs requests (Ben Noordhuis)

* test: plug small memory leak in unix test runner (Ben Noordhuis)

* unix,windows: allow NULL loop for sync fs requests (Ben Noordhuis)

* unix,windows: don't assert on unknown error code (Ben Noordhuis)

* stream: retry write on EPROTOTYPE on OSX (Brian White)

* common: fix use of snprintf on Windows (Sa�l Ibarra Corretg�)

* tests: refactored fs watch_dir tests for stability (Jeremy Whitlock)

2015.08.06, Version 1.7.0 (Stable), 415a865d6365ba58d02b92b89d46ba5d7744ec8b

Changes since version 1.6.1:

* win,stream: add slot to remember CRT fd (Bert Belder)

* win,pipe: properly close when created from CRT fd (Bert Belder)

* win,pipe: don't close fd 0-2 (Bert Belder)

* win,tty: convert fd -> handle safely (Bert Belder)

* win,tty: properly close when created from CRT fd (Bert Belder)

* win,tty: don't close fd 0-2 (Bert Belder)

* win,fs: don't close fd 0-2 (Bert Belder)

* win: include "malloc.h" (Cheng Zhao)

* windows: MSVC 2015 has C99 inline (Jason Williams)

* dragonflybsd: fixes for nonblocking and cloexec (Michael Neumann)

* dragonflybsd: use sendfile(2) for uv_fs_sendfile (Michael Neumann)

* dragonflybsd: fix uv_exepath (Michael Neumann)

* win,fs: Fixes align(8) directive on mingw (Stefano Cristiano)

* unix, win: prevent replacing fd in uv_{udp,tcp,pipe}_t (Sa�l Ibarra Corretg�)

* win: move logic to set socket non-inheritable to uv_tcp_set_socket (Sa�l
  Ibarra Corretg�)

* unix, win: add ability to create tcp/udp sockets early (Sa�l Ibarra Corretg�)

* test: retry select() on EINTR, honor milliseconds (Ben Noordhuis)

* unix: consolidate tcp and udp bind error (Sa�l Ibarra Corretg�)

* test: conditionally skip udp_ipv6_multicast_join6 (heshamsafi)

* core: add UV_VERSION_HEX macro (Sa�l Ibarra Corretg�)

* doc: add section with version-checking macros and functions (Sa�l Ibarra
  Corretg�)

* tty: cleanup handle if uv_tty_init fails (Sa�l Ibarra Corretg�)

* darwin: save a fd when FSEvents is used (Sa�l Ibarra Corretg�)

* win: fix returning thread id in uv_thread_self (Sa�l Ibarra Corretg�)

* common: use offsetof for QUEUE_DATA (Sa�l Ibarra Corretg�)

* win: remove UV_HANDLE_CONNECTED (A. Hauptmann)

* docs: add Windows specific note for uv_fs_open (Sa�l Ibarra Corretg�)

* doc: add note about uv_fs_scandir (Sa�l Ibarra Corretg�)

* test,unix: reduce stack size of watchdog threads (Ben Noordhuis)

* win: add support for recursive file watching (Sa�l Ibarra Corretg�)

* win,tty: support consoles with non-default colors (John McNamee)

* doc: add missing variable name (Yosuke Furukawa)

* stream: squelch ECONNRESET error if already closed (Santiago Gimeno)

* build: remove ancient condition from common.gypi (Sa�l Ibarra Corretg�)

* tests: skip some tests when network is unreachable (Luca Bruno)

* build: proper support for android cross compilation (guworks)

* android: add missing include to pthread-fixes.c (RossBencina)

* test: fix compilation warning (Sa�l Ibarra Corretg�)

* doc: add a note about uv_dirent_t.type (Sa�l Ibarra Corretg�)

* win,test: fix shared library build (Sa�l Ibarra Corretg�)

* test: fix compilation warning (Santiago Gimeno)

* build: add experimental Windows installer (Roger A. Light)

* threadpool: send signal only when queue is empty (chenttuuvv)

* aix: fix uv_exepath with relative paths (Richard Lau)

* build: fix version syntax in AppVeyor file (Sa�l Ibarra Corretg�)

* unix: allow nbufs > IOV_MAX in uv_fs_{read,write} (ronkorving)


(wiz)