crypto: aead - Remove old AEAD interfaces

Now that the AEAD conversion is complete we can rip out the old
AEAD interafce and associated code.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --cc crypto/aead.c
Simple merge

diff --cc include/crypto/aead.h
Simple merge

diff --cc include/crypto/internal/aead.h
Simple merge

diff --cc include/crypto/internal/geniv.h
Simple merge

diff --cc include/linux/crypto.h
Simple merge