Correctly assign wrapper instances to Potential or planarPotential, by dynamically setting the superclass; introduce planarWrapperPotential for wrappers that derive from planarPotentials
Correctly assign wrapper instances to Potential or planarPotential, by dynamically setting the superclass; introduce planarWrapperPotential for wrappers that derive from planarPotentials

jobovy/galpy,jobovy/galpy,jobovy/galpy,jobovy/galpy