update docs

docs/reference/Readme.md

@@ -0,0 +1,43 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+### Components
+
+#### `<Editor>`
+
+```js
+<Editor
+  onChange={Function}
+  plugins={Array}
+  renderDecorations={Function}
+  renderMark={Function}
+  renderNode={Function}
+  state={State}
+/>
+```
+
+Most of the editor's 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
+
+###### `onChange(state, editor)`
+
+A handler that's called every time the editor's state changes. It is called with the newly changed `state` and the `editor` instance itself.
+
+
+###### Methods
+
+###### `getState()`
+
+Return the editor's current internal state.