log()
                
                log(array  $params = null) : \phpWTL\array/mixed
                Log to buffer (wrapper for logger log() method)
                
                                    Parameters
                    
                                                    
                                | array | $params | Parameters to pass through to the logger's log() method. | 
                                            
                
                
                                    Returns
                    \phpWTL\array/mixed
                                            — Errors (validation or logger specific, null if none)