Changes in version 1.15:

clzip now exits with error status 2 if any empty member is found in a
multimember file.

clzip now exits with error status 2 if the first byte of the LZMA stream is
not 0.

Options '--empty-error' and '--marking-error' have been removed.

The chapter 'Syntax of command-line arguments' has been added to the manual.
