[Ohrrpgce] SVN: teeemcee/11732 plotdict: change note/warn/danger boxes to dark background

[subversion at HamsterRepublic.com]

teeemcee
2020-04-13 20:26:22 -0700 (Mon, 13 Apr 2020)
114
plotdict: change note/warn/danger boxes to dark background

Had to trim white pixels around the edges of the icons
---
U   wip/docs/Plotdanger.png
U   wip/docs/Plotnote.png
U   wip/docs/Plotwarn.png
U   wip/docs/htmlplot.xsl