Facebook CEO Mark Zuckerberg, who paid north of $100 million for hundreds of acres of undeveloped oceanfront land on the Hawaiian Island of Kauai’s North Shore, is making some moves to build at least one home on the land he acquired nearly three years ago, Pacific Business News has learned. The tech titan, who is among the richest people in the world with a net worth of $53.6 billion, according to Forbes, quietly attained a $1.4 million building permit last summer from the County of Kauai for…