* add indexing and concatenated decoding for sparse gamma coded gap files plus tests
* add alternate bam difference test
add branch merging script
add split point computation for gamma code based sparse gap file matching
add method to decode next sparse pair in SparseGammaGapConcatDecoder
add include
add merging for sparse gamma coded gap files using multiple parts and tests
remove unused parameters
add tests
fix test
add more tests
add class SparseGammaGapMultiFileSet plus test
add SparseGammaGapMultiFileLevelSet class and test
implement parallel merging in SparseGammaGapMultiFileLevelSet
fix typo
add missing file in Makefile.am
remove unused variable
fix GammaGapDecoder index usage for multiple input files
fix compilation of SparseGammaGapBlockEncoder class
implement temp file removal in SparseGammaGapMultiFileLevelSet
add pointer types