Use hex for eblake2.

rebar.config

@@ -2,10 +2,8 @@
 
 {erl_opts, [debug_info]}.
 
-{deps, [
-        {eblake2, {git, "https://github.com/aeternity/eblake2.git",
-                   {tag,"v1.0.0"}}},
-        {getopt, "1.0.1"}
+{deps, [ {eblake2, "1.0.0"}
+       , {getopt, "1.0.1"}
        ]}.
 
 {escript_incl_apps, [aebytecode, eblake2, getopt]}.
@@ -22,7 +20,7 @@
            ]}.
 
 
-{relx, [{release, {aessembler, "0.0.1"},
+{relx, [{release, {aebytecode, "2.0.0"},
          [aebytecode, eblake2, getopt]},
 
         {dev_mode, true},
@@ -31,7 +29,8 @@
         {extended_start_script, true}]}.
 
 {profiles, [{binary, [
-                      {deps, [ {getopt, "1.0.1"}
+                      {deps, [ {eblake2, "1.0.0"}
+                             , {getopt, "1.0.1"}
                              ]},
 
                       {post_hooks, [{"(linux|darwin|solaris|freebsd|netbsd|openbsd)",

rebar.lock

@@ -1,10 +1,8 @@
 {"1.1.0",
-[{<<"eblake2">>,
-  {git,"https://github.com/aeternity/eblake2.git",
-       {ref,"ac1fed46f90a7bada781ee78fa30a1b5239ea613"}},
-  0},
+[{<<"eblake2">>,{pkg,<<"eblake2">>,<<"1.0.0">>},0},
  {<<"getopt">>,{pkg,<<"getopt">>,<<"1.0.1">>},0}]}.
 [
 {pkg_hash,[
+ {<<"eblake2">>, <<"EC8AD20E438AAB3F2E8D5D118C366A0754219195F8A0F536587440F8F9BCF2EF">>},
  {<<"getopt">>, <<"C73A9FA687B217F2FF79F68A3B637711BB1936E712B521D8CE466B29CBF7808A">>}]}
 ].