trying to fix OperationalError(2006) problem in travis

Author: rouilj

.travis.yml

@@ -71,6 +71,9 @@ install:
 before_script:
   # set up mysql database
   - mysql -u root -e 'GRANT ALL ON rounduptest.* TO rounduptest@localhost IDENTIFIED BY "rounduptest";'
+  - cat /etc/mysql/my.cnf
+  - sed -e '/^\[mysqld\]/,/^\[mysql/s/^max_allowed_packet.*/max_allowed_packet = 500M/' /etc/mysql/my.cnf
+  - cat /etc/mysql/my.cnf
 
   # set up postgresql database
   - psql -c "CREATE ROLE rounduptest WITH CREATEDB LOGIN PASSWORD 'rounduptest';" -U postgres