Fix typo warning Declare an empty @ATTRIBS array to avoid warnings that appears when this module is used. Weirdly enough, this warning does not show up in tests
add "no warnings 'once'" to Pod::POM::Node Fixes warnings like % perl -w -M"Config::Model::TkUI" -e 1 Name "Pod::POM::Node::Verbatim::EXPECT" used only once: possible typo at /usr/share/perl5/Pod/POM/Node.pm line 137.
