fix travis script
fix travis script

mikkpokk/laravel-filemanager,mikkpokk/laravel-filemanager,jonasleitep4/laravel-filemanager,UniSharp/laravel-filemanager,mikkpokk/laravel-filemanager,UniSharp/laravel-filemanager,jonasleitep4/laravel-filemanager,jonasleitep4/laravel-filemanager