tools: remove unnecessary cpplint rules
tools: remove unnecessary cpplint rules

We don't actually care about header order much, and since we never use
stl classes, 'string' isn't an issue for node ever.

dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node