hic contact map visulaization

• https://github.com/c-zhou/yahs/issues/71
• https://blog.sciencenet.cn/home.php?mod=space&uid=2970729&do=blog&id=1185463
• https://github.com/fanagislab/EndHiC
• https://hicexplorer.readthedocs.io/en/latest/content/tools/hicPlotMatrix.html