Changes since version 1.29.1:
* darwin: fall back to F_BARRIERFSYNC (Ben Noordhuis)
* darwin: add 32 bit close$NOCANCEL implementation
(ken-cunningham-webuse)
* build, core, unix: add support for Haiku (Leorize)
* darwin,linux: more conservative minimum stack size (Ben Noordhuis)
* threadpool: increase UV_THREADPOOL_SIZE limit (Vlad A)
* unix: return actual error from `uv_try_write()` (Anna Henningsen)
* darwin: fix build error with macos 10.10 (Ben Noordhuis)
* unix: make uv_cwd() report UV_ENOBUFS (Ben Noordhuis)
* unix: make uv_fs_read() fill all buffers (Ben Noordhuis)
* test: give hrtime test a custom 10s timeout (Ben Noordhuis)
* fs: fix uv_fs_copyfile if same src and dst (Santiago Gimeno)
* build: add cmake option to skip building tests (Niels Lohmann)
* doc: add link to nodejs.org (Jenil Christo)
* unix: fix a comment typo in signal.c (Evgeny Ermakov)
* unix: remove redundant cast in process.c (gengjiawen)
* doc: fix wrong mutex function prototypes (Leo Chung)