* npm: Upgrade to 1.1.63
* crypto: Reduce stability index to 2-Unstable (isaacs)
* windows: fix handle leak in uv_fs_utime (Bert Belder)
* windows: fix application crashed popup in debug version (Bert Belder)
* buffer: report proper retained size in profiler (Ben Noordhuis)
* buffer: fix byteLength with UTF-16LE (koichik)
* repl: make "end of input" JSON.parse() errors throw in the REPL (Nathan Rajlich)
* repl: make invalid RegExp modifiers throw in the REPL (Nathan Rajlich)
* http: handle multiple Proxy-Authenticate values (Willi Eggeling)