Add DirectoryIndex support

Suggested by HF Wang

root/etc/e-smith/templates/etc/httpd/conf/httpd.conf/WebAppVirtualHost/50Content

@@ -11,6 +11,7 @@ my $allow = $domain->prop('AllowHosts') || '';
 my $preserve = $domain->prop('ProxyPreserveHost') || 'no';
 my $keepalive = $domain->prop('ProxyNoKeepAlive') || 'no';
 my $timeout = $domain->prop('Timeout') || '';
+my $index = $domain->prop('DirectoryIndex') || '';
 my @alias = split /[,;]/, ($domain->prop('Alias') || '');
 my @env = split(/[;,]/, ($domain->prop('SetEnv') || ''));
 my $auth = $domain->prop('Authentication') || 'none';
@@ -50,6 +51,10 @@ if ($timeout =~ m/^\d+$/){
     $OUT .= "    Timeout $timeout\n";
 }
 
+if ($index ne ''){
+    $OUT .= "    DirectoryIndex $index\n";
+}
+
 foreach (@alias){
     next unless $_ =~ m/^(\/\w+)=(\/.*)/;
     my ($al, $targ) = ($1, $2);