Add phantomas.runScript
analyzeCss: support --analyze-css option
analyzeCss.js: rename "cssLength" metric to "length"
Update README
Cleanup and docs
phantomas.addNotice: support formatting
analyze-css: emit CSS notices in JSON format
analyze-css: add CSS messages in notices section

Limit them to 50 messages
requestsMonitor: fix a call to phantomas.addNotice
requestMonitor: missing semicolon
Merge pull request #14 from macbre/run-analyze-css

Add CSS metrics from analyze-css helper script