- .travis.yml: according to the travis ci guys, gcc-4.8 is now pre-installed on osx.
  Let's see if it works this time.


git-svn-id: svn://svn.ircd-hybrid.org/svnroot/ircd-hybrid/trunk@4250 82007160-df01-0410-b94d-b575c5fd34c7
- Cleaned up and sanitized /challenge related code
- rsa.c:get_randomness(): removed EGD support; also don't fall back to RAND_pseudo_bytes()
  if RAND_bytes() fails. If RAND_bytes() fails, just reject the /challenge request.


git-svn-id: svn://svn.ircd-hybrid.org/svnroot/ircd-hybrid/trunk@4254 82007160-df01-0410-b94d-b575c5fd34c7
- conf_parser.y: fixed logging of invalid private key


git-svn-id: svn://svn.ircd-hybrid.org/svnroot/ircd-hybrid/trunk@4256 82007160-df01-0410-b94d-b575c5fd34c7
- conf_parser.y: do some logging if the dh param file can't be opened/read


git-svn-id: svn://svn.ircd-hybrid.org/svnroot/ircd-hybrid/trunk@4258 82007160-df01-0410-b94d-b575c5fd34c7
- respond.c: update binary_to_hex()


git-svn-id: svn://svn.ircd-hybrid.org/svnroot/ircd-hybrid/trunk@4262 82007160-df01-0410-b94d-b575c5fd34c7