have edit branch send properties as a copy instead of a reference

docs/changelog/7.x.x.txt

@@ -29,6 +29,7 @@
  - add: DataForm template variable for the group to view entries
  - fix: EMS Badge Reporting overlaps with other EMS on the system
  - fix: SQLReport templatable download doesn't run nested queries
+ - fix: Edit branch copies hide from navigation setting from events and posts to rest of branch
  - Dashboard now shows default view if user hasn't configured their own view
 
 7.4.5

lib/WebGUI/AssetBranch.pm

@@ -297,7 +297,8 @@ sub www_editBranchSave {
 				$data{url} .= $descendant->get("url");
 			}
 		}
-		my $newRevision = $descendant->addRevision(\%data, undef, {skipAutoCommitWorkflows=>1});
+		# copy of %data instead of reference so modifications don't propagate to the next asset
+        my $newRevision = $descendant->addRevision({%data}, undef, {skipAutoCommitWorkflows=>1});
 		foreach my $form ($self->session->form->param) {
                 	if ($form =~ /^metadata_(.*)$/) {
 				my $fieldName = $1;