fix: tooltip in separate window (#356)

* Still close the tooltip if it is rendered in a separate window

* Commit compiled changes

Author: aullman

dist/v-tooltip.esm.js

@@ -817,7 +817,7 @@ function () {
           return;
         }
 
-        if (!document.body.contains(_this9._tooltipNode)) {
+        if (!_this9._tooltipNode.ownerDocument.body.contains(_this9._tooltipNode)) {
           return;
         } // if we are hiding because of a mouseleave, we must check that the new
         // reference isn't the tooltip, because in this case we don't want to hide it

dist/v-tooltip.min.js

@@ -3422,7 +3422,7 @@
             return;
           }
 
-          if (!document.body.contains(_this9._tooltipNode)) {
+          if (!_this9._tooltipNode.ownerDocument.body.contains(_this9._tooltipNode)) {
             return;
           } // if we are hiding because of a mouseleave, we must check that the new
           // reference isn't the tooltip, because in this case we don't want to hide it

dist/v-tooltip.umd.js

@@ -573,7 +573,7 @@ export default class Tooltip {
       if (this._isOpen === false) {
         return
       }
-      if (!document.body.contains(this._tooltipNode)) {
+      if (!this._tooltipNode.ownerDocument.body.contains(this._tooltipNode)) {
         return
       }