VPS Optimisation, Drupal Optimization + Webserver over to Nginx -www.WFKU.org

I would like to make changes and optimize the VPS on my Dreamhost account for [login to view URL] There are a few files i need edited in there and don't know my way around SSH enough to get it done. The first file i need edited is /etc/php53/conf.d/[login to view URL] The instructions are as follows [login to view URL] I would also like to move the server from Apache to Nginx It should be a one click move except that Nginx doesn't recognize the .htaccess file The Backend of my website is broken. I CANNOT LOG INTO MY DRUPAL ADMIN PAGE. We need to Optimize the VPS Server and the drupal enough so That i can continue to make changes to my website. I am hoping to get this done tonight. cheers ~Whiskey