Merge topic 'ep-update-disconnected' 8cc45e150a ExternalProject: Make hg download method respect UPDATE_DISCONNECTED 1512dc43cb ExternalProject: Avoid reconfigure when updates are disconnected 1d29cf37a1 Tests: Reduce warning noise in ExternalProjectUpdate test Acked-by: Kitware Robot <kwrobot@kitware.com> Merge-request: !8498