FIX: Remove bad default query description and add placeholder instead

assets/javascripts/discourse/templates/admin/plugins-explorer.hbs

@@ -39,7 +39,7 @@
                 {{text-field value=selectedItem.name}}
               </div>
               <div class="desc">
-                {{textarea value=selectedItem.description}}
+                {{textarea value=selectedItem.description placeholder=(i18n "explorer.description_placeholder")}}
               </div>
             {{else}}
               <div class="name">

config/locales/client.en.yml

@@ -26,6 +26,7 @@ en:
       title: "Data Explorer"
       create: "Create New"
       create_placeholder: "Query name..."
+      description_placeholder: "Enter a description here"
       import:
         label: "Import"
         modal: "Import A Query"

plugin.rb

@@ -571,7 +571,7 @@ SQL
 
     def initialize
       @name = 'Unnamed Query'
-      @description = 'Enter a description here'
+      @description = ''
       @sql = 'SELECT 1'
     end