Added ignore rule for ipynb checkpoints
Added ignore rule for ipynb checkpoints

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