ms1_xic_bins(files, mzdiff = 0.005, outputdir = './XIC/', n.threads = 32);
the LCMS rawdata files, could be in format of mzXML or mzML.
a numeric vector for create ion m/z feature bins
a character vector of local filesystem directory path for save the XIC temp result data files.
thread number for read the rawdata files.
this function returns nothing