With this method 2 PositionalHistograms can be combined
This will add a read to the histogram, this can be nucleotides of the qual string
This will return a a histogram of the length of all reads
This returns a json object from this histogram
This returns a json object from this histogram
{ "<value>": [<count>] }
Returns total base count
Returns total read count
This will give a single histogram for the value, this will lose the positional information