Extremely fast BAM depth calculation for WGS, exome, or targeted sequencing

- gcc
- make
- samtools-0.19
- zlib-1.2.11
- hiredis
- https://github.com/xiongxu/HighPerformanceNGS/blob/master/bam2wig.c
- https://github.com/xiongxu/HighPerformanceNGS/blob/master/bam2depth.c