update docs

docs/reference/components/editor.md

@@ -5,7 +5,21 @@ The top-level React component that renders the Slate editor itself.
 
 ```js
 <Editor
+  plugins={Array}
+  state={State}
+/>
+```
+
+The editor takes a `State` instance that contains it's content and selection, and an array of `plugins` that define its behavior.
+
+In addition to those two properties, the editor allows passing any of the properties that a plugin can define: 
+
+```js
+<Editor
+  onBeforeInput={Function}
   onChange={Function}
+  onKeyDown={Function}
+  onPaste={Function}
   plugins={Array}
   renderDecorations={Function}
   renderMark={Function}
@@ -14,9 +28,8 @@ The top-level React component that renders the Slate editor itself.
 />
 ```
 
-The editor takes a `State` instance that contains it's content and selection.
+These properties are actually an implicit plugin defintion. Internally, they are grouped together and turned into a plugin that is given first priority in the plugin stack. 
 
-Most of the editor's other properties are actually an implicit plugin defintion. Internally they are grouped together and turned into a plugin that is given first priority in the plugin stack. 
 
 #### Properties