Merge pull request #109 from hflynn/typos_fix

Fixing typos in OME docs
Merge pull request #114 from ximenesuk/internal-links

Fixing unnecessary internal links plus a couple of typos.
Updating links in plone menu
Updated Web Templates docs #7392 plus other fixes

Improved and made fixes to several other Web docs pages.
Removing old text and ref to Gettingaconnection
Fixing indentation & max line length to 80.
Merge pull request #107 from sbesson/table_policy

Table policy
Demo server page update
Fixing indentation and formatting of WebGateway json docs
Fixing link to training manual pdf
Adding internal page links and minor text edit
Merge pull request #117 from qidane/sphinx-broken-links-rebase-4-4

Updating links in plone menu
Add environment variable to control gh branch for viewing source code
Modify environment variable for consistency with Bio-Formats
Merge pull request #120 from hflynn/demo_server

Demo server page update
Merge pull request #110 from sbesson/9676_hardcoded_version

Review hardcoded version/release numbers (#9676)
Merge pull request #122 from sbesson/merge-doc-target

Add parameter to control source code branch on Github
Merge pull request #118 from will-moore/web_templates_7392

Web templates 7392
Simplify the server upgrade page and the use of version/release numbers
Remove superfluous release/version numbers in the main text