[FIX]account_analytic_analysis: account Report for Sales Print False if the value is not specified in respective fields

bzr revid: mma@tinyerp.com-20121120131312-oia9o2o07fjh52bv

addons/account_analytic_analysis/cron_account_analytic_account.py

@@ -32,7 +32,7 @@ Here is the list of contracts to renew:
       % endif
       - Dates: ${account.date_start} to ${account.date and account.date or '???'}
       - Contacts:
-        ${account.partner_id.name}, ${account.partner_id.phone}, ${account.partner_id.email}
+        ${account.partner_id.name}, ${account.partner_id.phone or ''}, ${account.partner_id.email or ''}
 
   % endfor
 % endfor