Update OpenSSL to v1.0.1e.

OpenSSL versions 1.0.1d and 1.0.1e were released in February 2013
with several bug and security fixes.  See http://www.openssl.org
for details.
Merge pull request #35 from sl4mmy/openssl-1.0.1e

Update OpenSSL to v1.0.1e.