Fix scanning to place template instantiation near the section of the template arguments
Fix scanning to place template instantiation near the section of the template arguments

Add a new get_section_precedence virtual method support to class PygenClassifier.  This is used to possibly place the template instantiation class in the proper code section.  Fixes a problem in ns-3...

gjcarneiro/pybindgen,ftalbrecht/pybindgen,cawka/pybindgen-old,ftalbrecht/pybindgen,ftalbrecht/pybindgen,gjcarneiro/pybindgen,cawka/pybindgen-old,cawka/pybindgen-old,gjcarneiro/pybindgen,cawka/pybindgen-old,gjcarneiro/pybindgen,ftalbrecht/pybindgen