kkpmerge: Combine exe contents and compression statistics with per-byte symbol and source information in the rekkrunchy KKP format. All input files and the output file are in the KKP file format as described in https://github.com/ConspiracyHu/kkpView-public/blob/main/README.md The first input file provides the executable contents and compression ratios. All input files may contribute per-symbol source information.