ugrep v3.11.0

Updated --format output when used with option -o by also enabling option -u to show all matches automatically; improved --json, --xml, --csv output when used with option -o; updated option -o output with headings (when applicable) for every match like GNU grep; updated options --format and --replace field %m to output the number of matches sequentially; new --format and --replace field %M outputs number of matching lines.