Log message:
gnuplot: updated to 5.4.2

Changes in 5.4.2

NEW in "using" context, $# means "number of columns in current \ 
data line"
NEW define on program entry: I = sqrt(-1) = {0.,1.}
NEW support input data that uses epidemiological date-week formats
NEW optional fillcolor for "set key opaque"
NEW provide and document use of a plugin to provide uigamma function
CHANGE much improved domain and precision for igamma function
CHANGE generate only one key entry per multi-dataset input file
CHANGE (Windows): attempt to convert unicode on command line to UTF-8
CHANGE clip `with image` to plot boundary in 2D plots
CHANGE In gprintf format "%c", add no space for a null prefix
CHANGE Make auto-placement of left border less sensitive to plot size
FIX time formats %U %W
FIX left-justification of titles in splot with user-specified key position
FIX clipping of filled polygons that have only 1 or 2 vertices
FIX "set tics front" unexpectedly made all grid lines invisible
FIX more terminals support requested linewidth for textbox borders
FIX indexing of multiple matrix data sets in a single input file
FIX do not inject extra '\n' into input stream after 'set term'
FIX cairo terminals: Do not lose font info during multi-line enhanced text
FIX cairo terminals (Windows): ignore "text scaling" from user screen \ 
settings
FIX pm: better mousing and font handling
FIX win: instabilities associated with changing window size
FIX wxt: use of multiple plot windows from single-threaded wxt terminal
FIX qt: prevent creation of zombie gnuplot_qt process

Log message:
revbump for icu and libffi

Log message:
*: recursive bump for gstreamer 1.18.5

Log message:
graphics: Replace RMD160 checksums with BLAKE2s checksums

All checksums have been double-checked against existing RMD160 and
SHA512 hashes

Log message:
graphics: Remove SHA1 hashes for distfiles

Log message:
*: Recursive revbump from audio/pulseaudio-15.0

Log message:
revbump for textproc/icu

Log message:
*: Recursive revbump from audio/pulseaudio-14.2.nb1

Log message:
*: Recursive revbump from audio/pulseaudio-14.0

Log message:
Update gnuplot to 5.4.1

Changes in 5.4.1
================
* NEW "with rgbimage" and "with rgbalpha" accept single \ 
column ARGB input
* NEW add toggle in toolbar widget for qt terminal option "ctrl-q"
* NEW keyword "smooth kdensity period <val>"
* NEW time format %tD encodes days relative to time 0
* NEW pm3d quadrangles in 2D projection are clipped smoothly to x and y
* CHANGE gif animation 'optimize' option is deprecated Bugs #1992 #2070 #2348
* CHANGE svg increase coordinate precision to two decimal points Bug #2369
* FIX y autoscaling of default "with filledcurves" #Bug 2294
* FIX placement of mirrored x and y tics in mode 'set view projection ...'
* FIX pm3d lighting calculation for degenerate quadrangles
* FIX botched deprecation of old syntax for "call" arguments Bug #2298 \ 
#2368
* FIX pm3d "depthorder" affects 'set obj polygon' with >4 vertices \ 
Bug #2297
* FIX loss of precision for asin(x), asinh(x) with real x << 0 Bug #2302
* FIX error handling of bad font name in enhanced text Bugs #2303 #2308
* FIX incomplete domain for complex acosh(x), real x < -1 was treated as NaN
* FIX error handling of fuzzed input  Bugs #2306 #2307 #2309 #2312 #2344
* FIX add range check for plot of binned data (allows clipping on y)
* FIX "unzoom" applied to autoscaled volatile data
* FIX no default for binary columns needed if there is a 'using' spec Bug #2315
* FIX buffer overflow of enhanced text fragment  Bugs #2310 #2311
* FIX qnorm and Hann functions applied in dgrid3d Bugs #2277 #2318
* FIX handling of dashtype given as a string with leading whitespace Bug #2336
* FIX preserve key position across isolated instance of "title at x,y" \ 
Bug #2342
* FIX contour labels had spurious point symbols
* FIX allow "pointtype variable" in combination with jitter Bug #2354
* FIX cgm: sanity for non-zero font size Bug #2358
* FIX more checks for valid UTF-8 Bugs #2362 #2364