Update for newer MySQLdb

util/stats/db.py:
    Update for newer MySQLdb, the result of a blob in a query is an
    array.array now, so we need to convert that to a string

--HG--
extra : convert_revision : 32732983d3d7141755085ec4913fdae057edc67f

util/stats/db.py

@@ -171,7 +171,7 @@ class Database(object):
 
         self.query('select * from formulas')
         for id,formula in self.cursor.fetchall():
-            self.allFormulas[int(id)] = formula
+            self.allFormulas[int(id)] = formula.tostring()
 
         StatData.db = self
         self.query('select * from stats')