San Antonio all smiles with ranking as one of happiest cities in Texas

If you smile in San Antonio, the whole world smiles with you. So maybe Alamo City needs another motto: Happiness City. That’s the idea behind a new study from personal finance website WalletHub that ranks San Antonio among the happiest places in Texas and the U.S. The study puts San Antonio at No. 13 in Texas and No. 130 in the country in terms of the happiest locales. To come up with the ranking, WalletHub…