refs #957: Separate settings group for members date of born
refs #957: minimal main user age validator fix (valid::numeric accepts decimal numbers)
refs #957: "I'm older than x years" checkbox is only shown when adding/editing main user
ref #957: Birthday is not required
refs #935: Set minimum limit for post_max_size and upload_max_filesize to 1M.
Merge from SVN branch 1.2.
Merge from SVN trunk.
Release 1.1.12
Release 1.1.10
Release 1.1.8
Release 1.1.0
Release 1.0.12
Release 1.0.0