Refactor for easy sub classing
Refactor for easy sub classing

robinedwards/neomodel,robinedwards/neomodel,pombredanne/neomodel,bleib1dj/neomodel,fpieper/neomodel,wcooley/neomodel,andrefsp/neomodel,cristigociu/neomodel_dh,bleib1dj/neomodel