* fixed Issue 104: showing details for a file that has been downloaded fails

git-svn-id: http://redmine-dmsf.googlecode.com/svn/trunk/redmine_dmsf@181 5e329b0b-a2ee-ea63-e329-299493fc886d

app/models/dmsf_file_revision.rb

@@ -86,7 +86,7 @@ class DmsfFileRevision < ActiveRecord::Base
   
   def self.access_grouped(revision_id)
     sql = "select user_id, count(*) as count, min(created_at) as min, max(created_at) as max from #{DmsfFileRevisionAccess.table_name} where dmsf_file_revision_id = ? group by user_id"
-    self.connection.execute(self.sanitize_sql_array([sql, revision_id]))
+    self.connection.select_all(self.sanitize_sql_array([sql, revision_id]))
   end
   
   def access_grouped