travis: run tests by php executable
travis: run tests by php executable

Mikulas/dbal,jasir/dbal,dyamon-cz/nextras-dbal,Mikulas/dbal,nextras/dbal,jasir/dbal,nextras/dbal,dyamon-cz/nextras-dbal,dyamon-cz/nextras-dbal,Mikulas/dbal,nextras/dbal,jasir/dbal