lloda/plotutils-graph-patches-lloda: These patches on top of GNU Plotutils 2.6 add a legend feature and address several other issues: * Reading inf/nan/exp-notation numbers * Axis scaling with inf/nan values * Independent selection of color per dataset * etc.

Daniel Llorens 7da9fd212a New grid-style option without dotted axes		%!s(int64=8) %!d(string=hai) anos
..
Makefile.am	798e4231dd Initial import from plotutils-2.6	%!s(int64=13) %!d(string=hai) anos
extern.h	7da9fd212a New grid-style option without dotted axes	%!s(int64=8) %!d(string=hai) anos
graph.c	7da9fd212a New grid-style option without dotted axes	%!s(int64=8) %!d(string=hai) anos
linemode.c	f0696ba472 Do not drop legend in filter mode	%!s(int64=10) %!d(string=hai) anos
misc.c	441119449e Support +inf, -inf, nan in plots	%!s(int64=10) %!d(string=hai) anos
plotter.c	7da9fd212a New grid-style option without dotted axes	%!s(int64=8) %!d(string=hai) anos
reader.c	441119449e Support +inf, -inf, nan in plots	%!s(int64=10) %!d(string=hai) anos