Added getSumOfValues() method to sum up the values in the bins without multiplying them by the bin's id value
Added getSumOfValues() method to sum up the values in the bins without multiplying them by the bin's id value

broadinstitute/picard,nh13/picard,nh13/picard,alecw/picard,alecw/picard,broadinstitute/picard,nh13/picard,annkupi/picard,broadinstitute/picard,annkupi/picard,alecw/picard,annkupi/picard,alecw/picard,annkupi/picard,broadinstitute/picard,nh13/picard,broadinstitute/picard