Dublin Core metadata
Introducing walled garden sites
Minor text change in docs
Removing Sisyphus
Added SwiftMailer for email support
Project attribution with licenses
If you can register on walled garden sites, the registration page is public
Introducing method to set last modified header
Making sure we use RFC2616 dates
... abstracting the RFC2616 date function
Set last modified header on an object
Set last modified flag for home page dataset
Last modified on user will either show time based on user entity updated, or latest post, whichever is newer.
Merge pull request #272 from mapkyca/last-modified

Last modified
Merge branch 'master' into dev
Hide phpunit xml
Hide tests from web browser users (note. you can't use the directory directive in .htaccess, hence the separate file)
Docs directory contains executable files etc, so we shouldn't make them web visible.
Merge branch 'limit-files-directory' into dev