add licenses and readmes to some packages

libs/vdk_aecrypt/LICENSE

@@ -0,0 +1,16 @@
+ISC License
+
+Copyright (c) 2023 Aeternity Foundation
+
+Permission to use, copy, modify, and/or distribute this software for any
+purpose with or without fee is hereby granted, provided that the above
+copyright notice and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+PERFORMANCE OF THIS SOFTWARE.
+

libs/vdk_aecrypt/README.md

@@ -0,0 +1,9 @@
+# `vdk_aecrypt`
+
+Aeternity-specific cryptography helper functions
+
+## building
+
+```
+jex install
+```

libs/vdk_aecrypt/jex.eterms

@@ -1,6 +1,6 @@
 {type, library}.
 {realm, local}.
 {name, vdk_aecrypt}.
-{version, "0.1.0"}.
+{version, "0.1.1"}.
 {deps, ["local-blakejs-1.2.1",
         "local-vdk_binary-0.1.0"]}.