LONDON (Reuters) - BP is investing 10 million euros in Finnish transportation app Whim as the oil and gas company seeks to expand its role in a future low-carbon world. BP's new technology investments have so far focused on electric vehicle charging platforms such as FreeWire and PowerShare and reduction of emissions from oil and gas drilling.Although the Whim investment is minuscule for the $135.20 billion company, it is a first step into ride sharing and app-driven technology. Whim, which is..