[request] ExecuteSameRequestWithModelDetails now do sub request for empty details too.
[tests] reduce code duplications in tests, intr GenericActionTest.
[request] add note to upgrade.md about changes in execute same request xxx action.r
Merge pull request #203 from formapro-forks/always-execute-same-request-with-details

[request] ExecuteSameRequestWithModelDetails now do sub request for empty details too.