Merge branch 'master' into new-ggplot2-docs

Author: danton267

ggplot2/2021-08-04-legend.Rmd

@@ -2,7 +2,7 @@
 description: How to work with Legends in ggplot2 with Plotly.
 name: Legends
 permalink: ggplot2/legend/
-thumbnail: thumbnail/legends.gif
+thumnail_github: legends.gif
 layout: base
 language: ggplot2
 display_as: file_settings

ggplot2/2021-08-04-radar-chart.Rmd

@@ -2,7 +2,7 @@
 description: How to make Radar Charts in ggplot2 with Plotly.
 name: Radar Charts
 permalink: ggplot2/radar-chart/
-thumbnail: thumbnail/radar.gif
+thumnail_github: radar.gif
 layout: base
 language: ggplot2
 display_as: scientific

ggplot2/2021-08-04-roc-and-pr-curves.Rmd

@@ -2,7 +2,7 @@
 description: How to make ROC and PR Curves in ggplot2 with Plotly.
 name: ROC and PR Curves
 permalink: ggplot2/roc-and-pr-curves/
-thumbnail: thumbnail/ml-roc-pr.png
+thumnail_github: ml-roc-pr.png
 layout: base
 language: ggplot2
 display_as: ai_ml