Changelog entry: stable derivatives + gridder fix
Changelog entry: stable derivatives + gridder fix

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