added names to formatting to restore python2.6 compat
added names to formatting to restore python2.6 compat

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