Changed make clean. Previous version worked on Mac but not Linux..
Changed make clean. Previous version worked on Mac but not Linux..

JoaoRodrigues/freesasa,JoaoRodrigues/freesasa,JoaoRodrigues/freesasa,JoaoRodrigues/freesasa,mittinatten/freesasa,mittinatten/freesasa,mittinatten/freesasa,mittinatten/freesasa