adding mysql 5.6.17

.travis.yml

@@ -10,8 +10,8 @@ before_install:
   - "sudo apt-get remove mysql-common mysql-server-5.5 mysql-server-core-5.5 mysql-client-5.5 mysql-client-core-5.5"
   - "sudo apt-get autoremove"
   - "sudo apt-get install libaio1"
-  - "wget -O mysql-5.6.27.deb http://dev.mysql.com/get/Downloads/MySQL-5.6/mysql-5.6.27-debian6.0-x86_64.deb/from/http://cdn.mysql.com/"
-  - "sudo dpkg -i mysql-5.6.27.deb"
+  - "wget -O mysql-5.6.17.deb http://dev.mysql.com/get/Downloads/MySQL-5.6/mysql-5.6.17-debian6.0-x86_64.deb"
+  - "sudo dpkg -i mysql-5.6.17.deb"
   - "sudo cp /opt/mysql/server-5.6/support-files/mysql.server /etc/init.d/mysql.server"
   - "sudo ln -s /opt/mysql/server-5.6/bin/* /usr/bin/"
   # some config values were changed since 5.5