* v8: Upgrade to 3.28.73

* uv: Upgrade to 1.0.2

* npm: Upgrade to v2.1.6

* uv: float patch to revert tty breakage (Trevor Norris)

* v8: re-implement debugger-agent (Fedor Indutny)

* v8: apply floating irhydra patch (Fedor Indutny)

* v8: fix postmortem-metadata generator (Refael Ackermann)

* debugger: fix unhandled error in setBreakpoint (Miroslav Bajtoš)

* async-wrap: add event hooks (Trevor Norris)

* async-wrap: expose async-wrap as binding (Trevor Norris)

* buffer, doc: misc. fix and cleanup (Trevor Norris)

* buffer: add generic functions for (u)int ops (Yazhong Liu)

* buffer: fix and cleanup fill() (Trevor Norris)

* buffer: mv floating point read/write checks to JS (Trevor Norris)

* build, i18n: improve Intl build, add "--with-intl" (Steven R. Loomis)

* build: add small-icu support for binary packages (Julien Gilli)

* build: do not generate support for libuv's probes (Julien Gilli)

* build: i18n: add icu config options (Steven R. Loomis)

* build: i18n: support little-endian machines (Steven Loomis)

* build: vcbuild fix "The input line is too long." (Alexis Campailla)

* child_process: improve spawn() argument handling (cjihrig)

* cluster: avoid race enabling debugger in worker (Timothy J Fontaine)

* cluster: cluster.disconnect() should check status (Sam Roberts)

* cluster: do not signal children in debug mode (Fedor Indutny)

* cluster: don't assert if worker has no handles (Sam Roberts)

* core: fix usage of uv_cwd (Saúl Ibarra Corretgé)

* core: replace uv_fs_readdir with uv_fs_scandir (Saúl Ibarra Corretgé)

* crypto: createDiffieHellman throw for bad args (Trevor Norris)

* crypto: lower RSS usage for TLSCallbacks (Fedor Indutny)

* crypto: store thread id as pointer-sized (Alexis Campailla)

* dns: propagate domain for c-ares methods (Chris Dickinson)

* fs: fix symlink error message (Vladimir Kurchatkin)

* http: Improve _addHeaderLines method (Jackson Tian)

* http: cleanup setHeader() (Trevor Norris)

* http: rename flush to flushHeaders (Timothy J Fontaine)

* lib,src: fix spawnSync ignoring its 'env' option (Juanjo)

* modules: adding load linked modules feature (Thorsten Lorenz)

* net: Make server.connections un-enumerable (Patrick Mooney)

* net: add pauseOnConnect option to createServer() (cjihrig)

* net: make connect() input validation synchronous (cjihrig)

* node: avoid automatic microtask runs (Vladimir Kurchatkin)

* node: fix throws before timer module is loaded (Trevor Norris)

* openssl: fix keypress requirement in apps on win32 (Fedor Indutny)

* path: added parse() and format() functions (Rory Bradford)

* path: allow calling platform specific methods (Timothy J Fontaine)

* path: don't lower-cases drive letters (Bert Belder)

* path: refactor normalizeArray() (Nathan Woltman)

* process: pid can be a string in process.kill() (Sam Roberts)

* readline: fix performance issue when large line (Jicheng Li)

* readline: should not require an output stream. (Julien Gilli)

* smalloc: check if obj has external data (Vladimir Kurchatkin)

* smalloc: don't allow to dispose typed arrays (Vladimir Kurchatkin)

* smalloc: fix bad assert for zero length data (Trevor Norris)

* smalloc: fix copyOnto optimization (Vladimir Kurchatkin)

* src: all wrap's now use actual FunctionTemplate (Trevor Norris)

* src: fix VC++ warning C4244 (Rasmus Christian Pedersen)

* src: remove Async Listener (Trevor Norris)

* stream: switch _writableState.buffer to queue (Chris Dickinson)

* streams: make setDefaultEncoding() throw (Brian White)

* streams: set default encoding for writable streams (Johnny Ray)

* tls: remove tls.createSecurePair code deprecation (Jackson Tian)

* tls_wrap: ignore ZERO_RETURN after close_notify (Fedor Indutny)

* url: change hostname regex to negate invalid chars (Jonathan Johnson)

* url: fixed encoding for slash switching emulation. (Evan Rutledge Borden)

* url: improve parsing speed (CGavrila)

* url: make query() consistent (Gabriel Wicke)

* url: support `path` for url.format (Yazhong Liu)

* util: add es6 Symbol support for `util.inspect` (gyson)