Yes I can understand that, but that was not what I asked. I asked if you're editing the properties via the editor.html or via the sites.html UI

And you're certain that the replicator gets triggered to delete it? Because you have an if-statement that surrounds that replicate method. Perhaps check in your debugger if it actually gets triggered or not.

Are you trying to edit the properties in the editor or in the UI you get when you select the page in the sites.html/content/... and click on edit properties?

I see you're using this eaem-nested property, probably from this link? Experiencing Adobe Experience Manager - Day CQ: AEM 62 - Touch UI Nested ( Multi-Multi ) Composite Multifield storing da…  Please note that when trying to save this, you do need that specific javascript file available. I don't th...

Could you please provide us with the dialog of your page?

Then you should create a new maven profile that will push it whenever you've installed the package in your local maven repository and run without the autoInstallPackage(Publish) profile, but with your new created profile.