cc108658460e00acfb5380658d844e82a1c72a1f
ccpowell
  Fri May 3 10:26:28 2019 -0700
Adding negate values image & text to hgWiggle docs, refs #23300

diff --git src/hg/htdocs/images/wig_negate-1.png src/hg/htdocs/images/wig_negate-1.png
new file mode 100644
index 0000000..73ab4af
Binary files /dev/null and src/hg/htdocs/images/wig_negate-1.png differ