Log Message:
ugrep: updated to 6.4.0

6.4.0

new custom output format fields for options --format and --replace:
%A          byte range in hex of match
%l          last line number of match
%L          number of lines of a match
%R          newline, if --break
%[hhhh]U    U+hhhh Unicode code point
%y          matching pattern as hex
%Y          matching line as hex
%[ms]=...%= color of ms ... color off
%[n]j       nth capture as JSON
%[n]q       nth capture quoted
%[n]x       nth capture as XML
%[n]y       nth capture as hex
%[n]v       nth capture as CSV
%[name]j    named capture as JSON
%[name]q    named capture quoted
%[name]x    named capture as XML
%[name]y    named capture as hex
%[name]v    named capture as CSV
%[n|...]j   capture n,... as JSON
%[n|...]q   capture n,... quoted
%[n|...]x   capture n,... as XML
%[n|...]y   capture n,... as hex
%[n|...]v   capture n,... as CSV
numeric fields such as %n are padded with spaces when %{width}n is specified \ 
with a numeric width > 0
matching line fields such as %O are cut to width when %{width}O is specified or \ 
when %{-width}O is specified to cut from the end of the line
character context on a matching line before or after a match is output when \ 
%{-width}o or %{+width}o is specified for match fields such as %o, where \ 
%{width}o without a +/- sign cuts the match to the specified width
fix bash completions for key bindings