Changes:
- bc58693 "Merge Tagged PR 6598"
- 01f79d6 Merge pull request #7091 from vonchenplus/fix_memroy_leak
- d418af1 Merge pull request #7122 from Morph1984/update-qt
- b848cc5 CMakeLists: Update to Qt 5.15.2
- afee2bc CMakeModules: Add Qt5QmlModel
- 5fbfc4c Fix KShareMemory object leak
- 7cd43b1 Fix KScopedAutoObject object leak when SendSyncRequest
This list of changes was auto generated.