Twitter had been hinting at a big search update today, and that's just what it delivered. Instead of the (quite frankly clunky) search results page, a search box at top now provides autocompleting search results that split into keywords and people. The system is smart enough to check for spelling gaffes and related searches, and results can drill down just to followed users rather than the entire social network. Autocompleting has been a mainstay of the Android and iOS apps for some time, but we're glad to hear that web users can