Check for None values in options dict, reported by Marco44.
Check for None values in options dict, reported by Marco44.

See http://groups.google.com/group/sqlparse/browse_thread/thread/2acecd715a48a169

The default options for identifiers and keywords (to do nothing) got
lost since both are in the options dict, but with None as value.

Yelp/sqlparse,tailhook/sqlparse,zhongdai/sqlparse,adamgreenhall/sqlparse,MariaPet/sqlparse,adamgreenhall/sqlparse,andialbrecht/sqlparse,AndiDog/sqlparse,actsasgeek/sqlparse,Yelp/sqlparse,AndiDog/sqlparse,payne/sqlparse,benekastah/sqlparse,payne/sqlparse,vmuriart/sqlparse,tailhook/sqlparse,payne/sqlparse,MariaPet/sqlparse,AndiDog/sqlparse,zhongdai/sqlparse,zhongdai/sqlparse,Yelp/sqlparse,tailhook/sqlparse,actsasgeek/sqlparse,actsasgeek/sqlparse,adamgreenhall/sqlparse