add icons for Character groups

www/analytics/plugins/CorePluginsAdmin/templates/themeOverview.twig

@@ -0,0 +1,30 @@
+{% import '@CorePluginsAdmin/macros.twig' as plugins %}
+
+{% if isSuperUser %}
+    {% if plugin.canBeUpdated and 0 == plugin.missingRequirements|length %}
+        <a href="{{ linkTo({'action':'updatePlugin', 'pluginName': plugin.name, 'nonce': updateNonce}) }}"
+           class="update"
+           >{{ 'CoreUpdater_UpdateTitle'|translate }}</a>
+    {% elseif plugin.isInstalled %}
+        <span class="install">{{ 'General_Installed'|translate }}</span>
+    {% elseif 0 < plugin.missingRequirements|length %}
+    {% else %}
+        <a href="{{ linkTo({'action': 'installPlugin', 'pluginName': plugin.name, 'nonce': installNonce}) }}"
+           class="install">{{ 'CorePluginsAdmin_ActionInstall'|translate }}</a>
+    {% endif %}
+{% endif %}
+
+<h3 class="header" title="{{ 'General_MoreDetails'|translate }}">
+    <a href="javascript:void(0);" class="more">{{ plugin.name }}</a>
+</h3>
+
+<p class="description">{% if plugin.featured %}{{ plugins.featuredIcon('right') }}{% endif %}{{ plugin.description }}</p>
+
+{% if plugin.canBeUpdated %}
+    <p class="updateAvailableNotice">{{ 'CorePluginsAdmin_PluginUpdateAvailable'|translate(plugin.currentVersion, plugin.latestVersion) }}</p>
+{% endif %}
+
+{{ plugins.missingRequirementsPleaseUpdateNotice(plugin) }}
+
+<a href="javascript:void(0);" class="more"><img  title="{{ 'General_MoreDetails'|translate }}"
+            class="preview" src="{{ plugin.screenshots|first }}?w=250&h=250"/></a>