Added a pynacl to lib/ so that we can build our own pynacl during freezing

lib/nacl/src/libsodium/missing

lib/nacl/src/libsodium/msvc-scripts/Makefile.am

lib/nacl/src/libsodium/msvc-scripts/Makefile.in

lib/nacl/src/libsodium/msvc-scripts/process.bat

lib/nacl/src/libsodium/msvc-scripts/rep.vbs

lib/nacl/src/libsodium/msvc-scripts/sodium.props

lib/nacl/src/libsodium/src/Makefile.am

lib/nacl/src/libsodium/src/Makefile.in

lib/nacl/src/libsodium/src/libsodium/Makefile.am

lib/nacl/src/libsodium/src/libsodium/Makefile.in

...ypto_aead/chacha20poly1305/sodium/aead_chacha20poly1305.c

...acl/src/libsodium/src/libsodium/crypto_auth/crypto_auth.c

...rc/libsodium/crypto_auth/hmacsha256/auth_hmacsha256_api.c

...c/libsodium/src/libsodium/crypto_auth/hmacsha256/cp/api.h

...src/libsodium/crypto_auth/hmacsha256/cp/hmac_hmacsha256.c

...c/libsodium/crypto_auth/hmacsha256/cp/verify_hmacsha256.c

...rc/libsodium/crypto_auth/hmacsha512/auth_hmacsha512_api.c

...c/libsodium/src/libsodium/crypto_auth/hmacsha512/cp/api.h

...src/libsodium/crypto_auth/hmacsha512/cp/hmac_hmacsha512.c

...c/libsodium/crypto_auth/hmacsha512/cp/verify_hmacsha512.c