Christian Science Monitor: Solar power has hit Bill McEleney’s pocketbook – but in a good way. Putting solar panels on his roof was an idea that “just rattled around” for years, says the Cranston, R.I., engineer, until he saw panel prices plummeting in December and decided to get off the fence. He got a bid for a rooftop solar power system, but was delayed eight months. Still, that delay worked to his advantage as solar-electric prices continued to fall – eventually cutting the cost of his 3.8-kilowatt …