Update develop submodules

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

Repository: openmicroscopy/bioformats
Updating df16d11..9d904fb
Merged PRs (fast-forward):
  # PR 872 melissalinkert 'UpgradeChecker: fix the stable version number (rebased onto develop)'

Repository: ome/scripts
Updating 0e0ea7b..3e885a7
Merged PRs (fast-forward):
  # PR 66 sbesson 'Drop --use-mirrors from .travis.yml (rebased onto develop)'

Repository: openmicroscopy/ome-documentation
Updating 29c0fb1..53cfaf4
Merged PRs (fast-forward):
  # PR 654 joshmoore '11955 loci-tools docs (rebased onto develop)'
  # PR 650 sbesson 'Add Matlab jobs to the continuous integration page'
  # PR 645 sbesson 'Add --devel option to install the OMERO 5 via Homebrew (rebased onto develop)'
  # PR 649 sbesson 'Drop --use-mirrors from .travis.yml (rebased onto develop)'

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