tools: disallow multiple spaces except indentation

Except for indentation, disallow multiple whitespace around logical
expressions, conditional expressions, declarations, array elements,
object properties, sequences and function parameters.

PR-URL: https://github.com/nodejs/node/pull/6645


Reviewed-By: Michaël Zasso <mic.besace@gmail.com>
Reviewed-By: Brian White <mscdex@mscdex.net>
Reviewed-By: Roman Reiss <me@silverwind.io>