SAN FRANCISCO (Reuters) - A California appeals court on Tuesday upheld the casting aside of one of three ballot measures that California Gov. Arnold Schwarzenegger backs for a special election in November. The Republican governor favors Proposition 77, a voter initiative to change the way the state draws its political map by taking the responsibility out of the hands of the Democratic-controlled legislature. Last month a California Superior Court judge tossed out the measure because the text that voters signed to put the redistricting measure on the ballot differed in 17 places from the language submitted to state officials. Backers...