Log Message:
Updated graphics/gnuplot to 5.0.4
---------------------------------
Changes in 5.0.4
================
* CHANGE minimum linewidth of all cairo terminals is now 0.2 pt
* CHANGE in-line datablock lines are not limited to 1024 characters
* CHANGE do not truncate or renumber history items in the active session
* CHANGE (Windows only) open piped output using mode "wb" rather than \ 
"w"
* CHANGE backport 5.1 use of "lc variable" to color boxplot factors
* CHANGE gnuplot_svg.js now remaps coords for svg image embedded in larger object
* CHANGE disallow "set palette maxcolors 1" (which has never worked)
* CHANGE data-input errors in "stats" now generate a warning rather \ 
than an error
* FIX placement of objects and labels using linked secondary axis coordinates
* FIX 'set term qt <N> close' acts immediately rather than after next \ 
mouse event
* FIX emf terminal could lose track of bold/italic/etc font properties
* FIX emf terminal text placement of UTF-8 strings
* FIX regression that caused "set log x; plot '-'; replot" to mess up \ 
autoscaling
* FIX regression in v5 that mangled 3D arrows defined by "from ... rto ..."
* FIX transposition of row/column count in plotting ascii x/y/z data "with \ 
image"
* FIX 7-column input to "splot ... with vectors"
* FIX ignore incomplete "every" spec for image plots
* FIX placement of xyplane does not depend on having tics or grid lines enabled
* FIX early program exit on replot+resize with inline data
* FIX bad plot iteration with negative increment, e.g. plot for [i=9:1:-1] foo(i)
* FIX smoothed curves could not be plotted as filledcurves; now they can be
* FIX win terminal apply color to enhanced text

Changes in 5.0.3
================
* NEW open-ended iteration over data:  plot for [i=1:*] datafile index i
* CHANGE aquaterm support for version 5 custom dashtypes
* CHANGE backport new image bookkeeping from 5.1 to fix bugs #1607 #1703 #1709
* CHANGE qt terminal: toggle plots on/off only on left-click
* CHANGE wholesale upgrade of old tkcanvas terminal (version 3.7 -> version 5.0)
* FIX reevaluate fill color for each polygon in data for "with \ 
filledcurves"
* FIX multiple wxt terminal font problems