California voters may have rejected Proposition 15, the split-roll initiative that proposed the largest property tax increase in state history, but the preliminary results are very close and could change as remaining votes are counted. With more than 12.4 million votes counted and reported as of this morning, Proposition 15 had 48.3 percent of the voters in support and 51.7 percent opposed – a difference of 426,663 votes. Since the initial vote count was released on election night, the “no”…