New York (AFP) – A judge in the state of Delaware on Wednesday handed Tesla chief Elon Musk a victory in a shareholder lawsuit filed over the controversial buy of solar panel maker SolarCity. The judge ruled against a group of Tesla shareholders who contended that Musk, who was chairman of both Tesla and SolarCity at the time of the transaction, “poisoned” Tesla’s ability to fairly evaluate the purchase, wasting corporate assets in the $2.6 billion deal and harming people who owned Tesla stock, according to a complaint. The judge wrote in his decision that evidence indicated Tesla paid a “fair…