fix remaining cursor relocation issues

src/Type/y-xml/YXmlFragment.js

@@ -254,7 +254,9 @@ export default class YXmlFragment extends YArray {
     })
     // Apply Y.Xml events to dom
     this.observeDeep(events => {
-      reflectChangesOnDom.call(this, events, _document)
+      this._mutualExclude(() => {
+        reflectChangesOnDom.call(this, events, _document)
+      })
     })
     // Apply Dom changes on Y.Xml
     if (typeof MutationObserver !== 'undefined') {

src/Type/y-xml/selection.js

@@ -76,7 +76,4 @@ export function afterTransactionSelectionFixer (y, transaction, remote) {
       focusOffset
     )
   }
-  // delete, so the objects can be gc'd
-  relativeSelection = null
-  browserSelection = null
 }