Removing mozRank and mozTrust from Raven

Earlier this year, Moz made the decision to discontinue their mozTrust and mozRank metrics in favor of bolstering their Domain/Page Authority data. We've removed these metrics as well, and are working to bring DA/PA into any tool where it was missing before.

You can read more about Moz's move away from mozRank and mozTrust here: https://moz.com/community/q/moz-s-new-link-explorer-including-our-revamped-index-and-da-pa-scores-is-now-open-to-everyone