This patch implements the new .uno:WatchWindow and .uno:StackWindow commands in the Basic IDE to allow the user to toggle the Watch/Stack windows.
Change-Id: I0778b9fe8efcafbbf57da3cc437e6b156306021d
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/147305
Tested-by: Jenkins
Reviewed-by: Heiko Tietze <heiko.tietze@documentfoundation.org>