Log Message:
Update lang/nodejs to 7.6.0.

Notable changes

- deps:
  - update V8 to 5.5
  - upgrade libuv to 1.11.0
  - add node-inspect 1.10.4
  - upgrade zlib to 1.2.11
- lib: build node inspect into node
- crypto: Remove expired certs from CNNIC whitelist
- inspector: add --inspect-brk
- fs: allow WHATWG URL objects as paths
- src: support UTF-8 in compiled-in JS source files
- url: extend url.format to support WHATWG URL