Added explanatory text

views/scoreboard.haml

@@ -1,5 +1,7 @@
 .grid_12
   %h2= @page_title = "Council Spending Data Scoreboard"
+  
+  %p Which councils are publishing their spending data and how are they doing it?
 
   %p.noprint.download
     %a{ :href => "/scoreboard.csv" }