Fix command for retrieving filters.

Python raised this before:
> AttributeError: 'LightPathI' object has no attribute 'copyEmissionFilters'
Print Dichroic information.

Previously, the dichroic object was retrieved and ignored. ;)
Check if there was an actual Dichroic object returned.
Fix the dichroic type check.
Merge pull request #2137 from will-moore/copyright_auto_11937

Auto-updating copyright date via Django. See #11937
merge develop -D org: PR 1960 (Remove cut link 11882)
merge develop -D org: PR 2005 (assist #11091: refactor server DB queries for hierarchy navigation)
merge develop -D org: PR 2113 (Remove user (rebased onto develop))
merge develop -D org: PR 2127 (Working view to email announcements to selected users, groups, email addresses and/or all users)
merge develop -D org: PR 2131 (Sort images timestamp 11986 (rebased onto develop))
merge develop -D org: PR 2132 (Owner remove last user 11984 (rebased onto develop))
merge develop -D org: PR 2135 (Homebrew backport (rebased onto develop))
merge develop -D org: PR 2138 (Pass Image IDs to script when Wells selected. See #11835)
merge develop -D org: PR 2140 (Disable concurrent Quartz scheduling of indexer (rebased onto develop))
merge develop -D org: PR 2141 (Close parsed files after each indexing iteration  (fixes #11949) (rebased onto develop))
merge develop -D org: PR 2142 (Limit max file size for `FullTextParser` (see #11979) (rebased onto develop))
merge develop -D org: PR 2143 (All Groups selection)
merge develop -D org: PR 2145 (Update develop submodules)
merge develop -D org: PR 2146 (Bug fix and improvement for the Metadata.py example.)
merge develop -D org

Repository: openmicroscopy/openmicroscopy
Excluded PRs:
  # PR 2128 jburel 'Open with develop' (label: breaking)
  # PR 2036 joshmoore 'DSL Map Type' (exclude comment)
  # PR 1385 manics 'Update the OMERO VirtualBox image' (exclude comment)
  # PR 1742 aleksandra-tarkowska '11591 user ip' (label: breaking)
Already up-to-date.

Merged PRs:
  # PR 1960 will-moore 'Remove cut link 11882'
  # PR 2005 mtbc 'assist #11091: refactor server DB queries for hierarchy navigation'
  # PR 2113 jburel 'Remove user (rebased onto develop)'
  # PR 2127 dpwrussell 'Working view to email announcements to selected users, groups, email addresses and/or all users'
  # PR 2131 will-moore 'Sort images timestamp 11986 (rebased onto develop)'
  # PR 2132 will-moore 'Owner remove last user 11984 (rebased onto develop)'
  # PR 2135 sbesson 'Homebrew backport (rebased onto develop)'
  # PR 2138 will-moore 'Pass Image IDs to script when Wells selected. See #11835'
  # PR 2140 jballanc 'Disable concurrent Quartz scheduling of indexer (rebased onto develop)'
  # PR 2141 jballanc 'Close parsed files after each indexing iteration  (fixes #11949) (rebased onto develop)'
  # PR 2142 jballanc 'Limit max file size for `FullTextParser` (see #11979) (rebased onto develop)'
  # PR 2143 jburel 'All Groups selection'
  # PR 2145 snoopycrimecop 'Update develop submodules'
  # PR 2146 ehrenfeu 'Bug fix and improvement for the Metadata.py example.'

Repository: openmicroscopy/bioformats
Excluded PRs:
  # PR 881 qidane 'New wavelength' (exclude comment)
  # PR 859 melissalinkert 'Assorted metadata/tile parsing fixes' (status: failure)
  # PR 528 melissalinkert 'Tile performance improvements for VMS and NDPI' (label: exclude)
  # PR 816 melissalinkert 'Add support for multi-channel Volocity Clipping datasets' (label: exclude)
Updating c2254b5..9e05cb2
Merged PRs (fast-forward):
  # PR 956 sbesson 'Final BF doc updates for 5 release (rebased onto develop)'
  # PR 954 melissalinkert 'Fix ImageScope links to match the committed documentation (rebased onto develop)'
  # PR 961 melissalinkert 'Update autogen scripts and templates for restructuring (rebased onto develop)'
  # PR 963 mtbc 'change TeX Gyre font package so XeLaTeX can find it (rebased)'

Merged PRs:
  # PR 857 melissalinkert 'Initial support for Zeiss .lms files'
  # PR 858 melissalinkert 'Initial support for Veeco AFM data'
  # PR 950 melissalinkert 'Cellomics: a few fixes for single-file datasets'
  # PR 959 melissalinkert 'CZI: make sure that SubBlocks are correctly initialized in openBytes (rebased onto develop)'
  # PR 962 rleigh-dundee 'C++: Add FormatReader interface and associated classes'
  # PR 964 melissalinkert 'Log the expected and actual values in failed metadata tests (rebased onto develop)'
  # PR 965 melissalinkert 'Add a few more things to the 5.0.0 version history (rebased onto develop)'

Repository: ome/scripts
Already up-to-date.

Repository: openmicroscopy/ome-documentation
Excluded PRs:
  # PR 683 sbesson 'Add directed graphs for Bio-Formats latest jobs' (label: exclude breaking)
Updating 40ecbfe..0413e0f
Merged PRs (fast-forward):
  # PR 689 mtbc 'change TeX Gyre font package so XeLaTeX can find it (rebased)'
  # PR 688 sbesson 'Fix links to Bio-Formats source code post-renaming'
  # PR 687 jballanc 'Updated section on search re-indexing (see #11995) (rebased onto develop)'

Merged PRs:
  # PR 626 pwalczysko 'Add new Squash tutorial and screenshots'
  # PR 681 sbesson 'Document Homebrew formula upgrade to 5.0.0 (rebased onto develop)'

Generated by OMERO-5.1-merge-push#77 (http://ci.openmicroscopy.org/job/OMERO-5.1-merge-push/77/)