fixed an DoS vulnerability in Mochiweb/SSL
SSL: Fix for broken ECDH ciper suite in R16B

See: http://osdir.com/ml/erlang-programming-bugs/2013-10/msg00004.html

Fix inspired by https://github.com/extend/ranch/commit/c0c09a1311
SSL: remove unsafe ciphers and protocols from the default options.
Merge pull request #140 from mworrell/ssl-unsafe-ciphers-protocols

Ssl unsafe ciphers protocols
update CHANGES and README for v2.9.2 #140