Merge topic 'autogen-qt-version-from-dirprops'

91d98542d2 Merge branch 'autogen-qt-version-from-dirprops-release' into autogen-qt-version-from-dirprops-master
062d21c36a Autogen: Read the Qt version from directory properties as well
17ac7c4024 Tests: add cases for providing Qt5Core_VERSION manually
2df6d69014 AutoGen: query Qt5 version from directory properties
b598dfb65e Tests: add cases for providing Qt5Core_VERSION manually

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !2883