README: update new hook interface spec

README.md

@@ -62,7 +62,7 @@ Apply a theme. To list available themes, type `omf theme`. You can also [preview
 
 Remove a theme or package.
 
-> Packages subscribed to `uninstall_<pkg>` events are notified before the package is removed, so custom cleanup of resources can be done. See [Uninstall](/docs/en-US/Packages.md#uninstall) for more information.
+> Packages can use uninstall hooks, so custom cleanup of resources can be done when uninstalling it. See [Uninstall](/docs/en-US/Packages.md#uninstall) for more information.
 
 #### `omf reload`
 
@@ -125,7 +125,7 @@ Every time a package/theme is installed or removed, the `bundle` file is updated
 
 ## Creating Packages
 
-Oh My Fish uses an advanced and well defined plugin architecture to ease plugin development, including init/uninstall events and function autoloading. [See the documentation](docs/en-US/Packages.md) for more details.
+Oh My Fish uses an advanced and well defined plugin architecture to ease plugin development, including init/uninstall hooks, function and completion autoloading. [See the packages documentation](docs/en-US/Packages.md) for more details.
 
 [fishshell]: http://fishshell.com
 

docs/zh-CN/README.md

@@ -56,8 +56,7 @@ Oh My Fish 自带的辅助命令工具 `omf` 可以帮助你快速获取安装
 
 移除主题或插件。
 
-> 插件如果注册(subscribed)过 `uninstall_<pkg>` 事件将会在插件移除前触发，因此你可以自定义自身清理和扫尾的工作以保证插件干净移除。
-详见[卸载部分](Packages.md#uninstall)获取更多信息。
+> 包可以使用卸载挂钩，所以资源的自定义清理可以做到卸载时。有关更多信息，请参见 [卸载](Packages.md#uninstall) 。
 
 #### `omf new pkg | theme` _`<name>`_