bcSeq_edit              Function to perform reads to barcode alignment
                        tolerating edit type error distance.
bcSeq_hamming           Function to perform reads to barcode alignment
                        tolerating hamming type error distance
bcSeq-package           Fast Sequence Alignment for High-throughput
                        shRNA and CRISPR Screens
trimRead                Tool function to trim adaptor for read
                        sequences.
uniqueBar               Tool function to obtain unique barcode
                        sequences from a library .
