fix for issue 4132: increasing server_names_hash_bucket_size if necessary (#4496)
fix for issue 4132: increasing server_names_hash_bucket_size if necessary (#4496)

* increases server_names_hash_bucket_size if it's too low in your nginx conf

* switching from k,v pairwise indices -> inner_line

* simply using bucket_directive

stweil/letsencrypt,jsha/letsencrypt,letsencrypt/letsencrypt,jsha/letsencrypt,lmcro/letsencrypt,letsencrypt/letsencrypt,lmcro/letsencrypt,stweil/letsencrypt