Added new setting - Enable Users after Anonymous Registration?

docs/changelog/7.x.x.txt

@@ -2,6 +2,7 @@
  - added #9668 extension template variable to attachment loops for the following assets:
       Article,Post,Event,File,Form::Attachments,Folder
  - added WaitForUserConfirmation workflow activity
+ - added new setting - Enable Users after Anonymous Registration?
  - added the optional WebGUI::Content::PDFGenerator, not enabled by default
    (see the module's documentation).
  - fixed #12204: Default forum notification template produces invalid HTML

docs/upgrades/upgrade_7.10.20-7.10.21.pl

@@ -30,6 +30,7 @@ my $quiet; # this line required
 
 my $session = start(); # this line required
 addWaitForConfirmationWorkflow($session);
+addCreateUsersEnabledSetting($session);
 finish($session); # this line required
 
 
@@ -46,6 +47,17 @@ sub addWaitForConfirmationWorkflow {
     }
 }
 
+#----------------------------------------------------------------------------
+sub addCreateUsersEnabledSetting {
+    my $session = shift;
+    my $s       = $session->setting;
+    my $name    = 'enableUsersAfterAnonymousRegistration';
+    return if $s->has($name);
+    print "Adding $name setting..." unless $quiet;
+    $s->add($name => 1);
+    print "Done!\n" unless $quiet;
+}
+
 #----------------------------------------------------------------------------
 # Describe what our function does
 #sub exampleFunction {