Compute genome composition perl script

This perl script computes the GenomeComposition.txt file that reports the number of synonymous, nonsynonymous and intergenic mutations for each of the 6 types of possible point mutations. See ReadMe.pdf for usage.

本Perl脚本可生成GenomeComposition.txt文件，该文件将针对6种可能的点突变（point mutation）类型，逐一报告每种类型所对应的同义突变（synonymous mutation）、非同义突变（nonsynonymous mutation）与基因间突变（intergenic mutation）的数量。具体使用方法请参阅ReadMe.pdf。