Changelog:
=========
NEW "set pm3d border retrace" will use quadrangle color for the border
NEW "nogrid" flag for plots to opt out of dgrid3d processing
NEW option "above|below y=<val>" for "plot with fillsteps"
NEW "set style histogram nokeyseparators" suppress blank key entries Bug #2473
CHANGE always allow palette color for non-plot elements of 2D plot
FIX contours were incorrectly allocated space in the key even if "notitle"
FIX evaluation of unary minus in front of ternary operator Bug #2468
FIX arm and s390 require "signed char" Bugs #2467#2450
FIX range errors if "smooth csplines" applied with x-axis reversed Bug #2465
FIX handle various corner cases found by fuzzing
FIX textcolor should accept "linetype N" Bug #2459
FIX Windows: handling of Window messages for piped input Bugs #2204#2412
FIX aquaterm: auto-configuration use of Frameworks Bug #2419
FIX qt: pm3d quadrangle borders for transparent surfaces
FIX png/gif: gdlib auto-configuration issues
FIX dumb: limit enhanced text markup to single-line vertical displacement
Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>
2d41a2195a