1.Travala (AVA) Integrates Litecoin (LTC) Into Their Blockchain-Powered Booking Marketplace           2.Huobi US Launches USD Trading Pairs for Bitcoin, Ethereum and Tether 1.Travala (AVA) Integrates LTC Into Their Blockchain-Powered Booking Marketplace Travala (AVA) a fast-growing, NEO blockchain-powered booking marketplace – announced earlier today that users…