[fix]by Jinqn修改表格排序功能
[add]by Jinqn 更新表格图标
[fixbug]by Jinqn 修改domUtils.insertAfter方法
[fix]by Jinqn 修改插入行和插入列标题
[fix]by Jinqn 添加表格排序示例
Merge branch 'dev-1.3.0' of https://github.com/campaign/ueditor into dev-1.3.0

Conflicts:
	themes/default/_css/buttonicon.css
Merge branch 'dev-1.3.0' of https://github.com/campaign/ueditor into dev-1.3.0

Conflicts:
	themes/default/_css/buttonicon.css
[fix]by Jinqn 排序demo
[fix]修改排序demo
[fixbug]by Jinqn 修复动态地图鼠标滚动的bug - trace 3701
[fixbug]by Jinqn 修复表情预览的浮层在IE下出现错误图标
Merge branch 'dev-1.3.0' of https://github.com/campaign/ueditor into dev-1.3.0
[fixbug]by Jinqn 修复动态地图修改的undo/redo出错
Merge pull request #36 from Jinqn/dev-1.3.0

Dev 1.3.0 修改表格功能,添加排序示例