Expose low-level scryptsalsa208sha256()
prevented 128 bit integers from compiling with emscripten
Merge branch 'master' of github.com:jedisct1/libsodium

* 'master' of github.com:jedisct1/libsodium:
  Link memset_s presence test
Use uint64_t for 64-bit types instead of unsigned long long
Do not violate strict aliasing in int128_aes128ctr.c
Merge pull request #158 from GraxRabble/emscripten

prevented 128 bit integers from compiling with emscripten
Generalize dependency references (unused) for nuget package.
Remove use of $(DefaultLinkage) for values reflected in the VS props UI.
Merge pull request #159 from evoskuil/master

Minor VS build/package updates.
Nuget package generation intermediate outputs.
Add crypto_box_seed_keypair like crypto_sign_seed_keypair

Uses sk = seed.
Test crypto_box_seed_keypair
Merge pull request #161 from jvarho/crypto-box-seed-keypair

Add crypto_box_seed_keypair
Change crypto_box_seed_keypair to use SHA-512 of the seed

This makes it compatible with what js-nacl and racl do.
Mention crypto_box_seed_keypair
Avoid redefinition of be32enc() on NetBSD.
aes128ctr: use an union to avoid breaking aliasing rules.
cosmetic msvc xml fix
Add extra braces for int128 initializers
Remove useless #include