Merge topic 'target-sources-file-set' a7c71b9f03 Tests: Add tests for target_sources(FILE_SET) and associated functionality 4b0ee4e338 Help: Add documentation for target_sources(FILE_SET) and associated properties 3c3698b0e4 FileAPI: Add information on file set installers 8a09723bff cmGeneratorTarget: Integrate file sets into calculated sources 2a78d47b16 install(EXPORT): Install file sets 9b479124cc install(TARGETS): Add FILE_SET mode d8af2d954f target_sources(): Add FILE_SET mode f2bd022468 cmTargetSources: Refactor to add enum class parameters ... Acked-by: Kitware Robot <kwrobot@kitware.com> Tested-by: buildbot <buildbot@kitware.com> Merge-request: !6653