add value deprecations

packages/slate-react/src/components/content.js

@@ -442,7 +442,8 @@ class Content extends React.Component {
   renderNode = (child, isSelected, decorations) => {
     const { editor, readOnly } = this.props
     const { value } = editor
-    const { document, isFocused } = value
+    const { document, selection } = value
+    const { isFocused } = selection
 
     return (
       <Node

packages/slate-react/src/plugins/before.js

@@ -367,7 +367,7 @@ function BeforePlugin() {
 
   function onInput(event, change, editor) {
     if (isComposing) return true
-    if (change.value.isBlurred) return true
+    if (change.value.selection.isBlurred) return true
 
     debug('onInput', { event })
   }