@postlight/mercury-parser: `html` param can be a `Buffer` as well (#36798)
@postlight/mercury-parser: `html` param can be a `Buffer` as well (#36798)

* Html param can be a `Buffer` as well

See here:
https://github.com/postlight/mercury-parser/issues/362

* Add node to types

* remove node types from config

* add types node comment

mcliment/DefinitelyTyped,dsebastien/DefinitelyTyped,georgemarshall/DefinitelyTyped,markogresak/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped,dsebastien/DefinitelyTyped