This patch changes the metadata parsing and generation to use
OrganizationName, OrganizationDisplayName and OrganizationURL.

It also updates users of 'name' to check 'OrganizationDisplayName'
if 'name' is unset.

git-svn-id: https://simplesamlphp.googlecode.com/svn/trunk@2166 44740490-163a-0410-bde0-09ae8108e29a