COMP: Remove the retired Cloudflare ExternalData mirror
ENH: Add GoogleTests covering ITK exception classes
COMP: Guard ITK_AUTOLOAD_PATH plugin tests with ITK_USE_AUTOLOAD_PATH
COMP: Use explicit link scope in ITK-maintained target_link_libraries calls
BUG: Keep base-class order when merging pyi stub overloads
BUG: Stop listing template arguments as pyi stub base classes
COMP: Update VNL to for/itk-vxl-master-a08504a
Merge branch 'upstream-VXL' into comp-vnl-explicit-link-scope