(Bloomberg) Hawaiian Electric Industries Co., which supplies roughly 95% of the state’s residents with power, traces its roots back to 1891, just a decade after King Kalakaua met Thomas Edison to see the incandescent light bulb. Now, the utility is facing what’s shaping up to be the biggest-ever test over its future. Most Read from BloombergRussia Calls Emergency Key Rate Meeting as Ruble PlungesOut of Options and Money, Argentina Presses the Panic ButtonHollywood Studios Offer Writers a New