Use 'user support' consistently rather than 'user interaction'
Restructure under 'maintenance' and 'support', add TOC
Add section on removing message from holding pen.

Text adapted from https://github.com/mysociety/alaveteli/issues/465
Add a section on editing outgoing messages

Text adapted from https://github.com/mysociety/alaveteli/issues/465
Add a section on banning a user.

Text adapted from https://github.com/mysociety/alaveteli/issues/465
Add a section on deleting requests.
Use 'admin interface' instead of 'admin tool'
Add some basic instructions on changing the visibility of a request.
Add basic info on hiding incoming or outgoing messages.
Add some more details to the instructions for adding censor rules.
Merge branch 'gh-pages-hiding-instructions' into gh-pages
Merge branch 'gh-pages' of ssh://git.mysociety.org/data/git/public/alaveteli into gh-pages
Fix rebase gunk left in error.
Use consistent heading

The script loads “sample” data so the heading should say the same
Update search index after loading sample data
Add Security & Maintenance page
Add alaveteli version specification
Clarify patch and minor version compatibility

Also uses the correct version numbers according to the versioning
scheme
Major release upgrade and compatibility
Note about series release procedures