demag_gui: altered interpretaion read-in incase of no names for interpretations, made defualt element_type for sites means during update of pmag tables
demag_gui: altered interpretaion read-in incase of no names for interpretations, made defualt element_type for sites means during update of pmag tables

Caoimhinmg/PmagPy,Caoimhinmg/PmagPy,lfairchild/PmagPy,lfairchild/PmagPy,Caoimhinmg/PmagPy,lfairchild/PmagPy