Refactor caption and category instance variables into methods

apps/dashboard/app/apps/dev_router.rb

@@ -1,12 +1,10 @@
 # The router class for all development apps.
 class DevRouter
-  attr_reader :name, :owner, :caption, :category
+  attr_reader :name, :owner
 
   def initialize(name, owner=OodSupport::Process.user.name)
     @name = name.to_s
     @owner = owner
-    @caption = I18n.t('dashboard.development_apps_caption')
-    @category = "Sandbox Apps"
   end
 
   # Get array of apps for specified owner
@@ -38,6 +36,14 @@ def type
     :dev
   end
 
+  def caption
+    I18n.t('dashboard.development_apps_caption')
+  end
+
+  def category
+    "Sandbox Apps"
+  end
+
   def url
     "/pun/dev/#{name}"
   end