Change travis-ci.com to travis-ci.org
Change travis-ci.com to travis-ci.org

Former-commit-id: 0497ad9da9e0225bcd0a58a1584a3558b5678477
exonum/exonum,alekseysidorov/exonum,exonum/exonum,exonum/exonum,alekseysidorov/exonum,alekseysidorov/exonum,alekseysidorov/exonum,exonum/exonum