Use trusty environment instead of precise in Travis CI
Use trusty environment instead of precise in Travis CI

istrel/basisjs,basisjs/basisjs,tyanas/basisjs,fateevv/basisjs,tyanas/basisjs,basisjs/basisjs,fateevv/basisjs,tyanas/basisjs,basisjs/basisjs,istrel/basisjs,istrel/basisjs,fateevv/basisjs