let controller choose what partial is used for the report table

git-svn-id: https://dev.finn.de/svn/cockpit/branches/reporting_merge@1460 7926756e-e54e-46e6-9721-ed318f58905e

app/controllers/cost_reports_controller.rb

@@ -7,6 +7,7 @@ class CostReportsController < ApplicationController
 
   def index
     CostQuery::QueryUtils.cache.clear
+    @table_partial = "cost_report_table"
     render :layout => !request.xhr?
   end
 

app/views/cost_reports/index.rhtml

@@ -46,4 +46,4 @@
 </div>
 <% end %>
 
-<%= render :partial => "cost_report_table", :locals => {:query => @query, :walker => @query.walker} %>
+<%= render :partial => @table_partial, :locals => {:query => @query, :walker => @query.walker} %>