add examples to ipmag.print_pole_mean and ipmag.fishrot doc
add examples to ipmag.print_pole_mean and ipmag.fishrot doc

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