removing duplicated node crypto

packages/core/package.json

@@ -50,7 +50,6 @@
     "@babel/plugin-transform-runtime": "^7.4.4",
     "@babel/preset-env": "^7.4.5",
     "@babel/runtime": "^7.4.5",
-    "argon2": "^0.20.1",
     "babel-eslint": "^10.0.2",
     "babel-jest": "^23.6.0",
     "babel-plugin-transform-es2015-modules-commonjs": "^6.26.2",

packages/core/src/common/index.js

@@ -1,5 +1,4 @@
 import {
-  
   head, 
   tail, findIndex, startsWith, 
   dropRight, flow, takeRight, trim,
@@ -17,6 +16,7 @@ import {
   getLock, NO_LOCK,
   isNolock
 } from './lock';
+import crypto from "./nodeCrypto";
 
 // this is the combinator function
 export const $$ = (...funcs) => arg => flow(funcs)(arg);
@@ -211,6 +211,7 @@ export {
   getLock, NO_LOCK, releaseLock,
   extendLock, isNolock,
 } from './lock';
+export { crypto }; 
 
 export default {
   ifExists,

packages/server/nodeCrypto.js

@@ -1,5 +0,0 @@
-const {hash, verify} = require("argon2");
-
-module.exports = {
-    hash, verify
-};