add example bed file index to example directory
add exampel config file to example directory
add exampel index SNP file to example directory
add one example bed file : wgEncodeBroadChipSeqPeaksHepg2Ctcf
add one example bed file : wgEncodeBroadChipSeqPeaksHepg2H3k27ac
add one example bed file : wgEncodeBroadChipSeqPeaksHepg2H3k36me3
add one example bed file : wgEncodeBroadChipSeqPeaksHepg2H3k4me2
add one example bed file : wgEncodeUwDnaseSeqPeaksRep1Hepg2