LPS-42524 NoSuchLayoutException when a page created from site template no longer exists in site template
LPS-42524 Fix LayoutSetPrototypePropagationTest
LPS-42524 Source formatting
LPS-42895 Unable to delete portal instance after upgrading from 6.1 to 6.2 because of RequiredStructureException
LPS-42895 Fix tests so they don't all fail if one fails
LPS-42895 Add unit test to reproduce the issue
LPS-42895 SF