Patch libressl as RAND_egd doesn't exist anymore

See the posts at

* http://python-bugs-list.gmang.org/2014-April/239678.html
* https://blog.hboeck.de/archives/851-LibreSSL-on-Gentoo.html

libressl plan on addressing some of these issues as do python etc...
this patch should be review at the next update of the libressl
upstream package.
Migrate packages to libressl

Tested with python package, this commit depends on
https://github.com/hashdist/hashstack/pull/357