This is a resurrection of the #6353 but it fixed the source rather than the effect that causes memory leak in NativeScript + Angular apps that use ListView or RadListView from nativescript-ui-listview plugin.

PR Checklist

• The PR title follows our guidelines: https://github.com/NativeScript/NativeScript/blob/master/CONTRIBUTING.md#commit-messages.
• There is an issue for the bug/feature this PR is for. To avoid wasting your time, it's best to open a suggestion issue first and wait for approval before working on it.
• You have signed the CLA.
• All existing tests are passing: https://github.com/NativeScript/NativeScript/blob/master/DevelopmentWorkflow.md#running-unit-tests.
• Tests for the changes are included - Due to having to profile the JS heap I am not sure how we can efficiently make a unit test for that

What is the current behavior?

When using the Angular createEmbeddeedView from the ViewContainerRef, after calling clear() the created NativeScript Views are left in the memory

What is the new behavior?

When using the Angular createEmbeddeedView from the ViewContainerRef, after calling clear() the created NativeScript Views are collected by the GC and a no longer in the memory

Fixes/Implements/Closes #[Issue Number].
ProgressNS/nativescript-ui-feedback#825