Added 404.html and 500.html
Added 404.html and 500.html

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