Fixes #16 Support for MariaDB 10.0 and CentOS 7

This includes support for MariaDB 10.0 on all platforms. At this time we
are using the Fedora 20 packages for CentOS 7 support as there are no
official packages from MariaDB yet (though they are slated for
10.0.14[1]).

[1]: MDEV-6433
https://mariadb.atlassian.net/browse/MDEV-6433?focusedCommentId=61258&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-61258