Greenwire: California voters yesterday upheld the state’s global warming law on two fronts, rejecting a Republican candidate for governor who wanted to delay it while turning aside a referendum funded by oil companies that would have dismantled the measure for years to come. With roughly half of all precincts reporting at press time this morning, national and state news organizations had proclaimed victory for Democrat Jerry Brown over Republican Meg Whitman in the gubernatorial race and a sizable defeat for…