Fix debugging switch for main class, after refactoring broke it
Merge branch 'master' of https://github.com/brucemiller/LaTeXML
Merge branch 'core_unpack' of https://github.com/dginev/LaTeXML into dginev-core_unpack
added check for special case debuging top-level class LaTeXML.pm
Merge remote-tracking branch 'upstream/master'
 temporary workaround for the Common::Error problem