Author :
Eugene Kliuchnikov
Date :
2017-02-07 15:35:03
Hash :0749d9ca Message :Fix #502 decoder bug (#505)
Decoder may have produced invalid output if:
* at offset 0..3 dictionary word with index 3..0 for some length N is used
and distance is encoded with direct distance code 0, and
* at least one of next 4 commands use value from distance ringbuffer