Remove the Turing and WiderWAKE4+1 stream cipher implementations.
Both never saw much deployment or analysis.
Finish the note on removing Turing+WiderWAKE
Missing BOTAN_DLL on AEAD_Mode
Rename AEAD_Mode to AEAD_Filter
Update callers
In examples makefile, trust that g++ is C++11 capable
Add TLS::Policy::server_uses_own_ciphersuite_preferences()

Previously the server always took its most-preferred cipher out of the
client's list, but this policy allows telling a server to follow the
client's preferences insetad.
Move Monotone info to vcs.rst

Fix some syntax errors in misc docs.

Use mtn.randombit.net hostname
Fix error if we asked for nonexistent branch or version
merge of '767ce7b733ad25a056a4609645dbb0418fed5c91'
     and '8795500927af6dc6c8a74d6868d002712f971a2f'
Alias mips64el to mips64, from Brad Smith
Avoid warning