added back in loading/saving of surrenderfile
added back in loading/saving of surrenderfile

ged-lab/khmer,souravsingh/khmer,kdmurray91/khmer,ged-lab/khmer,kdmurray91/khmer,Winterflower/khmer,kdmurray91/khmer,souravsingh/khmer,jas14/khmer,ged-lab/khmer,Winterflower/khmer,F1000Research/khmer,jas14/khmer,F1000Research/khmer,F1000Research/khmer,souravsingh/khmer,Winterflower/khmer,jas14/khmer