mysql max packets; and shorter file names

git-svn-id: https://plugins.svn.wordpress.org/updraftplus/trunk@750291 b8457f37-d9ea-0310-8a92-e5e31aec5664
mysql max packets; and shorter file names

git-svn-id: https://plugins.svn.wordpress.org/updraftplus/trunk@750292 b8457f37-d9ea-0310-8a92-e5e31aec5664