* uv: Upgrade to 1.4.2

* npm: Upgrade to 2.7.4

* V8: do not add extra newline in log file (Julien Gilli)

* V8: Fix --max_old_space_size=4096 integer overflow (Andrei Sedoi)

* asyncwrap: fix constructor condition for early ret (Trevor Norris)

* buffer: align chunks on 8-byte boundary (Fedor Indutny)

* buffer: fix pool offset adjustment (Trevor Norris)

* build: fix use of strict aliasing (Trevor Norris)

* console: allow Object.prototype fields as labels (Colin Ihrig)

* fs: make F_OK/R_OK/W_OK/X_OK not writable (Jackson Tian)

* fs: properly handle fd passed to truncate() (Bruno Jouhier)

* http: fix assert on data/end after socket error (Fedor Indutny)

* lib: fix max size check in Buffer constructor (Ben Noordhuis)

* lib: fix stdio/ipc sync i/o regression (Ben Noordhuis)

* module: replace NativeModule.require (Herbert Vojčík)

* net: allow port 0 in connect() (cjihrig)

* net: unref timer in parent sockets (Fedor Indutny)

* path: refactor for performance and consistency (Nathan Woltman)

* smalloc: extend user API (Trevor Norris)

* src: fix for SIGINT crash on FreeBSD (Fedor Indutny)

* src: fix builtin modules failing with --use-strict (Julien Gilli)

* watchdog: fix timeout for early polling return (Saúl Ibarra Corretgé)