Fixed warnings

Author: Zaydek Michels-Gualtieri

src/Editor/Editor.js

@@ -283,7 +283,7 @@ const Editor = ({
 						dedupedFirefoxCompositionEnd.current = true
 
 						const data = readCurrentDocumentNode(state)
-						const [pos1] = readCurrentPos(state)
+						let [pos1] = readCurrentPos(state)
 
 						// COMPAT (FF): Backspace during a composition
 						// event can create an empty text node; **REMOVE

src/Editor/useEditor.js

@@ -1,8 +1,7 @@
-import * as ascii from "lib/encoding/ascii"
+import * as emojiTrie from "emoji-trie"
 import * as posIterators from "./posIterators"
 import LRUCache from "lib/LRUCache"
 import parseElements from "./parser/parseElements"
-import parseInlineElements from "./parser/parseInlineElements"
 import UndoManager from "lib/UndoManager"
 import useMethods from "use-methods"
 import uuidv4 from "uuid/v4"