Back in September, Opera Software released its Coast WebKit-based browser for the iPad and now the company is debuting a new version of the browser designed for Apple's iPhones. Like the iPad version of the app, Opera Coast for iPhone has been optimized for the touchscreen. Initiating a search is as simple as pulling down on the home screen, which brings up an input interface with an icon-based autofill that allows users to tap the site they want to visit. Made for thumbs: The iPhone was made for having all screen real estate within a thumb's reach, and Opera Coast takes this idea one step further. Gestures take care of practically all of the navigation needs, with the rest handled by a bare minimum of conveniently placed buttons. Two, to be exact.Websites ar