MOSCOW – President Dmitry Medvedev has launched a campaign to oust allies of Prime Minister Vladimir Putin from company boards in a possible blow to Putin’s carefully-built system of state control over the economy.After Medvedev reeled off his new to-do list that calls for state officials to stand down from corporate directorships, Russia was buzzing with speculation over whether he has agreed his plan with Putin or was acting independently to thrust himself to the forefront of Russia’s leadership with less than a year to go before presidential polls.Convening a meeting in the steel city of Magnitogorsk in the Urals to discuss training programs for engineers, Medvedev on Wednesday appeared to catch most by surprise when he unveiled his plan to improve the investment climate.As part of the …