refactored scripts/fastq-to-fasta.py as per CTB instructions; set write_out to sys.stdout by default and cleaned up output file listing
refactored scripts/fastq-to-fasta.py as per CTB instructions; set write_out to sys.stdout by default and cleaned up output file listing

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