Changes since version 1.5.0:

* aix: fix setsockopt for multicast options (Michael)

* unix: don't block for io if any io handle is primed (Saúl Ibarra Corretgé)

* windows: MSVC 2015 has snprintf() (Rui Abreu Ferreira)

* windows: Add VS2015 support to vcbuild.bat (Jason Williams)

* doc: fix typo in tcp.rst (Igor Soarez)

* linux: work around epoll bug in kernels < 2.6.37 (Ben Noordhuis)

* unix,win: add uv_os_homedir() (cjihrig)

* stream: fix `select()` race condition (Fedor Indutny)

* unix: prevent infinite loop in uv__run_pending (Saúl Ibarra Corretgé)

* unix: make sure UDP send callbacks are asynchronous (Saúl Ibarra Corretgé)

* test: fix `platform_output` netmask printing. (Andrew Paprocki)

* aix: add ahafs autoconf detection and README notes (Andrew Paprocki)

* core: add ability to customize memory allocator (Saúl Ibarra Corretgé)