diff --git a/docs/images/lime.png b/docs/images/lime.png new file mode 100644 index 0000000000000000000000000000000000000000..de435a2e2375a788319f0d80a4cce7a21d395e41 Binary files /dev/null and b/docs/images/lime.png differ diff --git a/docs/images/normlime.png b/docs/images/normlime.png new file mode 100644 index 0000000000000000000000000000000000000000..4e5099347f261d3f5ce47b93d28cfa484c1d3776 Binary files /dev/null and b/docs/images/normlime.png differ