Configure projects to fetch the right branches for itk 4
Add forgotten tag definition
Propagate shared link flags
Static libs don't need shared flags
Update animaFiltering.cmake

externals update
Update animaMath.cmake

externals update
Update animaRegistration.cmake

externals update
Update visagesPlugins.cmake

externals update
Merge pull request #8 from ocommowi/itk4-dev

ITK 4 migration