* gnu/packages/patches/mia-fix-boost-headers.patch: New patch.
* gnu/local.mk (dist_patch_DATA): Register it.
* gnu/packages/image-processing.scm (mia): Update to 2.4.7.
[source]: Apply patch.
[configure-flags]: Use the more conventional OFF option value (instead of 0).
[inputs]: Use new style. Replace python2-lxml by python-lxml. Replace vtk by
vtk-7.
[native-inputs]: Use new style. Replace python-2 with python-wrapper.
