Add categoryColour as special parameter to use for the icon colour (#8)

.gitignore

@@ -1 +1,71 @@
 .discourse-site
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javascripts/discourse/initializers/category-icons.js

@@ -107,7 +107,7 @@ export default {
         /// Add custom category icon from theme settings
         let iconItem = getIconItem(category.slug);
         if (iconItem) {
-          let itemColor = iconItem[2] ? `style="color: ${iconItem[2]}"` : "";
+        let itemColor = iconItem[2] == 'categoryColour' ? `style="color: #${color}"` : iconItem[2] ? `style="color: ${iconItem[2]}"` : "";
 			let itemIcon = iconItem[1] != "" ? iconHTML(iconItem[1]) : "";
 			html += `<span ${itemColor} class="category-badge-icon">${itemIcon}</span>`;
         }

settings.yml

@@ -1,7 +1,7 @@
 category_icon_list: 
   default: 'help,question-circle,#CC0000,partial|'
   type: 'list'
-  description: 'Enter comma-delimited configuration for categories, in the format "slug,icon,colour,match". If  match is "partial" then the slug need only partially match the category-slug, otherwise an exact match is required'
+  description: 'Enter comma-delimited configuration for categories, in the format "slug,icon,colour,match". Colour in format #123456 or "categoryColour" to use the default colour for the category (same as the Badge colour). If  match is "partial" then the slug need only partially match the category-slug, otherwise an exact match is required'
 svg_icons: 
   default: 'question-circle'
   type: 'list'