limitations: Document fileset log file workaround
limitations: Document logback behaviour
server-upgrade: Add warning link to logback limitation
limitations: ulimit example is inline
Merge pull request #676 from rleigh-dundee/upload-failure

limitations: Document fileset log file workaround
Initial clean up and text corrections.
Document Homebrew formula upgrade to 5.0.0

- Remove the `--devel` option to install OMERO 5.0.0
- Simplify the environment variable configuration for Ice 3.5 (default)
- Add environment variable sentence for non-default Ice 3.3 and 3.4
Further markup changes to achieve consistency.
Add instructions about node deployment.
Merge pull request #677 from sbesson/homebrew_5.0.0

Document Homebrew formula upgrade to 5.0.0
Fix list indentation.
Suggested mailing list note update
Updated section on search re-indexing (see #11995)
Merge pull request #680 from jballanc/11995b

Updated section on search re-indexing (see #11995)
Adjust text layout (avoid blockquotes).
change TeX Gyre font package so XeLaTeX can find it
Merge pull request #686 from mtbc/tex-gyre

change TeX Gyre font package so XeLaTeX can find it
Add terminology and explain requirements.
Clarify deployment commands.
Implement dpwrussell's suggestions.