This pull request fixes the following Cppcheck warning:
jpegoptim.c:487:7: warning: %u in format string (no. 1) requires 'unsigned int' but the argument type is 'signed int'. [invalidPrintfArgType_uint]
fprintf(stderr,"Target size for output files set to: %u Kbytes.\n",
^
jpegoptim.c:490:7: warning: %u in format string (no. 1) requires 'unsigned int' but the argument type is 'signed int'. [invalidPrintfArgType_uint]
fprintf(stderr,"Target size for output files set to: %u%%\n",
^
This pull request fixes the following Cppcheck warning: