Migrate d3js to v4 and correct d3js visualisations i.e. bug 3.20. Breadcrumb navigation for the language treemap has been improved
class apache::mod::cgi {
case $::osfamily {
'FreeBSD': {}
default: {
Class['::apache::mod::prefork'] -> Class['::apache::mod::cgi']
}
}
::apache::mod { 'cgi': }
}