Implement formatting suggestions by Petr

OME-DCO-1.1-Signed-off-by: Sebastien Besson <seb.besson@gmail.com> (github: sbesson)
Address Simon's comments

OME-DCO-1.1-Signed-off-by: Sebastien Besson <seb.besson@gmail.com> (github: sbesson)
Merge pull request #826 from sbesson/percent_indexed

Search page tidying up
Merge pull request #820 from hflynn/tidying

OMERO Developer doc tidying
Fix minor points on the Cpp page

OME-DCO-1.1-Signed-off-by: Sebastien Besson <seb.besson@gmail.com> (github: sbesson)
merge dev_5_0 -D org: PR 830 (Fix minor points on the Cpp page)
merge dev_5_0 -D org

Repository: openmicroscopy/ome-documentation
Updating c858dcf..957a28f
Merged PRs (fast-forward):
  # PR 820 hflynn 'OMERO Developer doc tidying'
  # PR 826 sbesson 'Search page tidying up'
  # 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 830 sbesson 'Fix minor points on the Cpp page'
Conflicting PRs (not included):
  # PR 819 joshmoore '12311 auto memory docs'

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