v2.17.2

Bug Fixes

• Fix the bug that the contextment panel can't' be displayed after the dynamic modification of the contextment option
• Fix the bug that incorrect positioning of edit text box in some browsers (QQ, Safari, etc.) #471

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• 修复右键菜单配置动态修改后，右键菜单功无法显示的问题
• 修复在部分浏览器（QQ、Safari 等）编辑文本框定位不准确的问题 #471