refactor: Extension of #231. Destructuring to combine imports (#237)

* refactor: Destructure imports together from same source in example util-crypto 01

* refactor: Destructure imports together example util-crypto 02. Avoid using default import. Show data to user

* refactor: Destructure imports together example util-crypto 03. Show data to user

* refactor: Split import over two lines looks cleaner

* fix: Address review comments. Update dependencies in examples

docs/examples/keyring/01_create_account/package.json

@@ -10,8 +10,8 @@
     "start": "node index.js"
   },
   "dependencies": {
-    "@polkadot/util": "^0.32.2",
-    "@polkadot/keyring": "^0.32.1"
+    "@polkadot/util": "^0.32.10",
+    "@polkadot/keyring": "^0.32.10"
   },
   "devDependencies": {
     "rimraf": "^2.6.2"

docs/examples/keyring/02_load_accounts/index.js

@@ -23,7 +23,7 @@ async function main () {
     .forEach((pair, index) => {
       const address = pair.address();
 
-      console.log(`${index} account has json: `,
+      console.log(`\nAccount with index #${index} has json: `,
         JSON.stringify(keyring.toJson(address), null, 2));
     });
 }

docs/examples/keyring/02_load_accounts/package.json

@@ -10,8 +10,8 @@
     "start": "node index.js"
   },
   "dependencies": {
-    "@polkadot/util": "^0.32.2",
-    "@polkadot/keyring": "^0.32.1"
+    "@polkadot/util": "^0.32.10",
+    "@polkadot/keyring": "^0.32.10"
   },
   "devDependencies": {
     "rimraf": "^2.6.2"