Fix conditional compilation issue in Hashbits counting logic. (Still need to test this more.)
Fix conditional compilation issue in Hashbits counting logic. (Still need to test this more.)

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