Log Message:
Update lang/nodejs6 to 6.11.0

Notable Changes

build:
- support for building mips64el
cluster:
- disconnect() now returns a reference to the disconnected worker.
crypto:
- ability to select cert store at runtime
- Use system CAs instead of using bundled ones
- The Decipher methods setAuthTag() and setAAD now return this.
- adding support for OPENSSL_CONF again
- make LazyTransform compabile with Streams1
deps:
- upgrade libuv to 1.11.0
dns:
- Implemented {ttl: true} for resolve4() and resolve6().
process:
- add NODE_NO_WARNINGS environment variable
readline:
- add option to stop duplicates in history
src:
- support "--" after "-e" as end-of-options
tls:
- new tls.TLSSocket() supports sec ctx options
- Allow obvious key/passphrase combinations.