Implement by loci comparison.

$ ./hlarp_cli.native compare --resolution 2 -l A -l B -l C -l DRB1 --optitype /path/to/opti/results/ -a /path/to/ath/res/
....
Sample1             jacard similarities: 0.00 0.33 0.33 0.00
    A:  A*23:01 OptiType
        A*34:02 OptiType
    B:  B*13:02 OptiType;ATHLATES
        B*81:01 OptiType
        B*81:03 ATHLATES
    C:  C*08:04 OptiType;ATHLATES
        C*18:01 OptiType
        C*18:02 ATHLATES
    DRB1:   DRB1*12:01  ATHLATES
        DRB1*15:03  ATHLATES
Sample2             jacard similarities: 1.00 0.33 1.00 0.00
    A:  A*29:02 OptiType;ATHLATES
        A*32:01 OptiType;ATHLATES
    B:  B*15:16 OptiType;ATHLATESx2
        B*81:01 OptiType
    C:  C*16:01 OptiType;ATHLATES
        C*18:01 OptiType;ATHLATES
    DRB1:   DRB1*01:02  ATHLATES
        DRB1*11:01  ATHLATES
Average jacard similarities across runs: 0.54 0.60 0.51 0.07
hammerlab / hlarp

Implement by loci comparison. #15
