Merge pull request #7 from jerrywell/master

Bug ZK-2290: Missing horizontal scrollbar when resizing listbox column
Bug ZK-2359: Autopaging causes flickering of list
Merge pull request #9 from jerrywell/B70-ZK-2359

Bug ZK-2359: Autopaging causes flickering of list
update zk version to 7.0.3
Bug ZK-2357: Upload button hover style missing