Move EAX to new AEAD_Mode interface
Avoid silly warning under GCC
Move GCM to new AEAD interface
Convert OCB to new AEAD interface
Add an AEAD_Filter that wraps an AEAD_Mode, plus various bug fixes.
Fix macro check in selftest
Report results from all providers if more than one failure
In AEAD_Filter consume input in pieces
Resize each time in the loop
propagate from branch 'net.randombit.botan' (head b7ac11f48ca4fe8e5aafa01979c5bf087b156d77)
            to branch 'net.randombit.botan.aead-modes' (head 061b249cd586d4ff849aaa48c3ec8cf7587acc56)
Basic docs for AEAD_Mode
Rename script and add header
Allow tag sizes other than 128 bits in GCM and OCB
Clarify that get_cipher will return AEAD_Filter
More AEAD documentation