Update .travis.yml

Author: hazzik

.travis.yml

@@ -20,6 +20,7 @@ before_install:
   - |-
     if [[ "$DB" == "MySQL" ]]
     then
+      mysql -e "SHOW VARIABLES LIKE 'collation\_%';"
       echo -e '[server]\nlower_case_table_names=1\n[mysqld]\ncharacter-set-server=utf8\ncollation-server=utf8_general_ci' | sudo tee -a /etc/mysql/my.cnf
       sudo service mysql restart
     fi