vtkCommonCore: install vtkEventData
A backport of commit 3eae5b5e (2019-05-29, Add vtkEventData.h to CMakeLists.txt).
See !5614 (merged).
Edited by Ben Boeckel
A backport of commit 3eae5b5e (2019-05-29, Add vtkEventData.h to CMakeLists.txt).
See !5614 (merged).