splits filename into fields
     
    
    Usage
    raw.splitFilename(filelist)
 
     
    
    Arguments
    - filelist
 
filename in RAW folder format
 
 
    
    
    Examples
    raw.splitFilename('20010101_project_user_inst_sample_desc.DAT')
#>       Date Project User Instrument Sample Description Extension
#> 1 20010101 project user       inst sample    desc.DAT       DAT