This change fixes the import existing project dialog option "close
projects after import" when importing projects for an archive, and a
test for this option. Both in the Import Existing Projects wizard, as
well as in the Smart Import wizard.

Change-Id: I0d9a84be3f39378efa5439cd4ab1af0fe47168cb
Signed-off-by: Simeon Andreev <simeon.danailov.andreev@gmail.com>