updated script docs a bit
updated script docs a bit

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