[Ohrrpgce] SVN: teeemcee/9072 plotdict: modify CSS to darken boxes with white background due to painfu

[subversion at HamsterRepublic.com]

teeemcee
2017-07-25 07:26:05 -0700 (Tue, 25 Jul 2017)
257
plotdict: modify CSS to darken boxes with white background due to painful contrast, and other minor tweaks

I don't think this looks good, it just hurts my eyes less.

The <br clear="all"> in <note>s causes excess spacing if an <example> was put
in a <note>
---
U   wip/docs/htmlplot.xsl
U   wip/docs/plotdictionary.html