Bug ZK-2370: Updating the label of a Panel Caption before its image doesn't update the image on the client correctly.
Merge pull request #143 from hanhsu/B70-ZK-2370

Bug ZK-2370: Updating the label of a Panel Caption before its image does...
Bug ZK-2419: When doing a drag & drop quickly on a tree, a component not found exception is thrown.
Merge pull request #144 from DevChu/B70-ZK-2460

Bug ZK-2460: When doing a drag & drop quickly on a tree, a component not...
Merge branch '7.0-Stable' of github.com:zkoss/zk
fix fomat
Bug ZK-2468: Grid with frozen columns rendered incorrectly
Merge pull request #145 from chunfuchang/B70-ZK-2468

Bug ZK-2468: Grid with frozen columns rendered incorrectly
Bug ZK-2473: Include with xhtml file type cannot display well
Merge branch 'B70-ZK-2473' of https://github.com/hanhsu/zk
BUG ZK-2466: JS error when adding grid columns dynamically
BUG : ZK-2466: JS error when adding grid columns dynamically
Merge branch 'B70-ZK-2466' of https://github.com/DevChu/zk
Bug ZK-2456: MVVM command parameter cannot be evaluated inside a native component
Merge branch 'B70-ZK-2456' of https://github.com/hanhsu/zk
Bug ZK-2471: file upload in IE10
Merge branch 'B70-ZK-2471' of https://github.com/hanhsu/zk
Merge remote-tracking branch 'upstream/master' into 7.5