synchronized function definitions with calls

git-svn-id: https://plugins.svn.wordpress.org/hierarchical-navigation-widget/trunk@864205 b8457f37-d9ea-0310-8a92-e5e31aec5664
more code synchronisations...

git-svn-id: https://plugins.svn.wordpress.org/hierarchical-navigation-widget/trunk@864210 b8457f37-d9ea-0310-8a92-e5e31aec5664
removed some comments and spaces

git-svn-id: https://plugins.svn.wordpress.org/hierarchical-navigation-widget/trunk@864212 b8457f37-d9ea-0310-8a92-e5e31aec5664