Ditch enacl, support DH448 and Blake2s, and fix types (#14)

* Remove get_stacktrace (deprecated since OTP-24)

* Add DH448 support and switch to crypto:generate_key for DH25519

* Switch to crypto:hash/2 for Blake2b and support Blake2s

* Switch last enacl calls to crypto - no more enacl

* Eqwalizer fixes

Ewqalizer fix

Eqwalizer fix

Eqwalizer fix

Eqwalizer fix

Eqwalizer support

Eqwalizer fix

Fix tests to follow types (remote keys)

* More error handling on setup

* Dialyzer fix

* Write CHANGELOG

* Note about type-checking in README

test/enoise_hs_state_tests.erl

@@ -43,7 +43,8 @@ noise_test(_Name, Protocol, Init, Resp, Messages, HSHash) ->
     SecK = fun(undefined) -> undefined; (Sec) -> enoise_keypair:new(DH, Sec, undefined) end,
     PubK = fun(undefined) -> undefined; (Pub) -> enoise_keypair:new(DH, Pub) end,
     HSInit = fun(P, R, #{ e := E, s := S, rs := RS, prologue := PL }) ->
-                enoise_hs_state:init(P, R, PL, {SecK(S), SecK(E), PubK(RS), undefined})
+                 {ok, HS} = enoise_hs_state:init(P, R, PL, {SecK(S), SecK(E), PubK(RS), undefined}),
+                 HS
              end,
 
     InitHS = HSInit(Protocol, initiator, Init),