2.01 beta
 The program has been adapted for treating corrupted records. Now it is
 possible to decode files with such records in debug-mode (for example
 to find out the error in record)

2.0 beta
 The program was totally rewritten.
 - configuration of all possible tags was moved to special file Tags.cfg
 - debug-mode (switch -d) lets research the structure of S-12 billing file
 - possibiblity to decode not all records but the specified range of them
 - records filtering by any tag (filters on several tags)

1.03
 dB-SS-RecordType was added (Special Service invocation)
 Specaial thanks to Dmitry Lebedev (Lyantor) and Dmitry Philimonov (Kemerovo)

1.02
 The next tags were added:
 - SupplementaryServices.supplementaryServiceCode 
 - SupplementaryServices.supplementaryAction
 Special thanks to Sergey Belyaev and his team from Gomel.

1.01
 The next tags were added:
 - ExchangeInfo.ExchangeID 
 - ExchangeInfo.SoftwareVersion
 Special thanks to Sergey Belyaev.

1.0 beta
 The first base version of the program.

