Fix passing testImportMultiGroup integration test and remove xfail

- Modify get_object to pass {'omero.group': -1}
- Set arguments rather than session key to allow -g
Refactor set_conn_args() and move '--sudo' arguments to the tests
Pass omero.group to omero.sys.Principal when creating sudo session
Remove xfail mark from testImportAsRootMultiGroup
Fix css on History and Search pages
Reduce field choices on search form
Blitz handles 'quoted phrases' with full text search
merge dev_5_0 -D org: PR 2563 (Update dev_5_0 submodules)
merge dev_5_0 -D org: PR 2596 (Groups users menu 12082)
merge dev_5_0 -D org: PR 2597 (Preview resize 12319)
merge dev_5_0 -D org: PR 2603 (Improve customization of training_setup.sh script)
merge dev_5_0 -D org: PR 2604 (Read plane)
merge dev_5_0 -D org: PR 2607 (Search web ui)
merge dev_5_0 -D org: PR 2615 (Sphinx api improvements)
merge dev_5_0 -D org: PR 2616 (Save line)
merge dev_5_0 -D org: PR 2617 (Polyline display)
merge dev_5_0 -D org: PR 2618 (Exclude failing table tests from Travis)
merge dev_5_0 -D org: PR 2620 (Fix CLI import as with -g argument)
merge dev_5_0 -D org

Repository: openmicroscopy/openmicroscopy
Excluded PRs:
  # PR 2595 joshmoore '12311 auto memory' (label: exclude)
  # PR 2228 jburel 'Connection scifio' (label: exclude)
  # PR 2108 rleigh-dundee 'release-src includes bioformats version metadata' (label: exclude)
  # PR 2591 sbesson 'Append linux to the Linux OMERO clients' (label: exclude)
  # PR 2581 joshmoore 'Add metrics' (label: exclude)
  # PR 2608 joshmoore 'Graph Discussion (Temporary)' (exclude comment)
  # PR 2242 joshmoore 'Use mklink under Windows' (label: exclude)
Already up-to-date.

Merged PRs:
  # PR 2563 snoopycrimecop 'Update dev_5_0 submodules'
  # PR 2596 will-moore 'Groups users menu 12082'
  # PR 2597 will-moore 'Preview resize 12319'
  # PR 2603 sbesson 'Improve customization of training_setup.sh script'
  # PR 2604 jburel 'Read plane'
  # PR 2607 will-moore 'Search web ui'
  # PR 2615 sbesson 'Sphinx api improvements'
  # PR 2616 jburel 'Save line'
  # PR 2617 jburel 'Polyline display'
  # PR 2618 sbesson 'Exclude failing table tests from Travis'
  # PR 2620 sbesson 'Fix CLI import as with -g argument'

Repository: openmicroscopy/bioformats
Excluded PRs:
  # PR 1160 joshmoore 'Make private class in DV reader public (see #12358) (rebased onto dev_5_0)' (label: exclude)
  # PR 1159 melissalinkert 'First round of Nikon ND2 fixes' (status: failure)
Updating 623cd6d..08e2f70
Merged PRs (fast-forward):
  # PR 1150 melissalinkert 'Allow dist-matlab to run on Windows (rebased onto dev_5_0)'
  # PR 1157 hflynn 'Removing dead link from Minolta-MRW format page'
  # PR 1144 hflynn 'Updating Zeiss links'
  # PR 1151 hflynn 'Comstat2 link'
  # PR 1134 sbesson 'Add prefix to zip file produced by dist-bftools target'
  # PR 1140 hflynn 'Add 'show and edit on Github' to docs side menu'
  # PR 1143 joshmoore 'Memoizer errs'

Merged PRs:
  # PR 1139 imunro 'Fix for BH .Sdt meas mode 0 & 1 single pixel files & (unrelated) problem with dividing by increment count.'
  # PR 1146 sbesson 'bfsave: metadata improvements'
  # PR 1153 melissalinkert 'CZI: prevent AIOOB exception when populating position metadata'

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

Repository: openmicroscopy/ome-documentation
Updating c858dcf..3846667
Merged PRs (fast-forward):
  # PR 821 hflynn 'Schema links'
  # PR 818 bpindelski 'Add LDAP error message explanation. (rebased onto dev_5_0)'
  # PR 813 ximenesuk 'Update DropBox documentation'
  # PR 811 will-moore 'Webgateway mip 5150'
  # PR 815 manics 'Remove mapannotations'
  # PR 804 hflynn 'Adding example server setup page '
  # PR 808 sbesson 'Travis fix'

Merged PRs:
  # PR 819 joshmoore '12311 auto memory docs'
  # PR 820 hflynn 'OMERO Developer doc tidying'

Generated by OMERO-5.0-merge-push#33 (http://ci.openmicroscopy.org/job/OMERO-5.0-merge-push/33/)