[Travis] Clean up outdated cruft
[Travis] Clean up outdated cruft

nikgo/bolt,romulo1984/bolt,nikgo/bolt,lenvanessen/bolt,electrolinux/bolt,HonzaMikula/masivnipostele,romulo1984/bolt,romulo1984/bolt,bolt/bolt,GawainLynch/bolt,lenvanessen/bolt,lenvanessen/bolt,GawainLynch/bolt,bolt/bolt,lenvanessen/bolt,electrolinux/bolt,electrolinux/bolt,HonzaMikula/masivnipostele,HonzaMikula/masivnipostele,romulo1984/bolt,HonzaMikula/masivnipostele,bolt/bolt,nikgo/bolt,nikgo/bolt,bolt/bolt,electrolinux/bolt,GawainLynch/bolt,GawainLynch/bolt