-fix recon/reflow DtlsSocket to work with DTLS-SRPT from OpenSSL 1.0.1
-modified fingerprint to be SHA-256 instead of SHA-1 for better web-rtc interop
-thanks to Jeremy Geras for help with these changes

git-svn-id: https://svn.resiprocate.org/rep/resiprocate/branches/resiprocate-1.8@10195 ddefafc4-47db-0310-ae44-fa13212b10f2