Fixed bug in shuffleBed incorrectly disallowing a lack of -incl and -excl.
Fixed bug in shuffleBed incorrectly disallowing a lack of -incl and -excl.

jmarshall/bedtools2,arq5x/bedtools2,arq5x/bedtools2,jmarshall/bedtools2,jmarshall/bedtools2,arq5x/bedtools2,jmarshall/bedtools2,jmarshall/bedtools2,arq5x/bedtools2,arq5x/bedtools2