Added Ignore Option for CSSLint

Updated csslint-rino.js to latest master,
stubbornella/csslint@c31f1b9c89fa102eb89e96807be9d290110887e5

Quickly added ignore setting and parameter to CSSLint package. Also,
trailing whitespace has been removed.
Merge pull request #9 from atsjj/develop

Added Ignore Option for CSSLint