nl_tokens: Delay to scan key table for debug onyl .
pl_tokens: function willScanKeyTable ( slicedKeyBlock , num_entries , keyword_index , delay ) { slicedKeyBlock . delay ( delay ) . then ( function ( <mask> ) { var scanner = Scanner ( input ) ; for ( var i = 0 , size = keyword_index . length ; i < size ; i ++ ) { // common.log('z',keyword_index[i]); read_key_block ( scanner , keyword_index [ i ] ) ; } } ) ; }