harvester refactor: add recipe for magnetic inversion
harvester refactor: add recipe for magnetic inversion

fatiando/fatiando,cmeessen/fatiando,victortxa/fatiando,eusoubrasileiro/fatiando,eusoubrasileiro/fatiando_seismic,fatiando/fatiando,victortxa/fatiando,rafaelmds/fatiando,drandykass/fatiando,rafaelmds/fatiando,mtb-za/fatiando,eusoubrasileiro/fatiando_seismic,santis19/fatiando,mtb-za/fatiando,eusoubrasileiro/fatiando,eusoubrasileiro/fatiando,santis19/fatiando,cmeessen/fatiando,drandykass/fatiando