Added build status to readme
Added build status to readme

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