Popup virtual elements (#1449)

* 1433: POC for comments (+ fix build.watch())

* 1433: consolidate virtualAnchor into anchor

* add virtual element examples

* update changelog

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Co-authored-by: Marko <marko@modelcitizen.com>

cspell.json

@@ -98,6 +98,7 @@
     "minlength",
     "monospace",
     "mousedown",
+    "mousemove",
     "mouseup",
     "multiselectable",
     "nextjs",