make clean is now failproof
make clean is now failproof

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