The former writer behind popular local blog why.i.hate.dc posted a message to readers last night announcing that he’s taken away the editorial keys to the web site from his replacement. Having recently relocated to Columbus, Ohio, “Rusty” had put up a post a few months back asking for submissions for a potential successor. A new blogger who went by the moniker “Liz” briefly took over, but her tenure was rocky, with many regular commenters expressing…