ITK documentation fixes from @iMichka

See scifio/scifio-imageio#11
Merge pull request #1019 from joshmoore/rebased/develop/itk-doc-fixes

ITK documentation fixes from @iMichka (rebased onto develop)
Update auto-generated documentation

Repository: openmicroscopy/bioformats
Already up-to-date.

Generated by BIOFORMATS-5.1-latest-docs-autogen#44 (http://ci.openmicroscopy.org/job/BIOFORMATS-5.1-latest-docs-autogen/44/)