Update to Metadata v5 (#991)

* add v5 folder

* Fixed typo in README

* Updated tests to v5

* added v5 methods to MetadataVersioned

* Added toV5 conversion file to v4 folder

* change from v4 to v5

* Bump up version

* Update imports in type-storage package

* Switch to v5 imports in type-extrinsics, rpc-core and rpc-provider

* 0.81.0 => 0.82.0

* Updating dependencies to 0.82.0

* update comments

* Undo version bump

* Remove release notes

* v4 to v5 conversion

* WIP tests

* Addresses Amaurys comments

* re-added conversion function

* removed unused imports

* Re-add string to HasherInput type

* addresses failing derive tests

* Fixed broken derive e2e tests

* v5 tests

* Update packages/types/src/Metadata/MetadataVersioned.ts

Co-Authored-By: Amaury Martiny <amaury.martiny@protonmail.com>

* v3->v4

* trigger hung up travis build

packages/api-derive/test/e2e/rx.spec.ts

@@ -6,7 +6,7 @@ import BN from 'bn.js';
 
 import ApiRx from '@polkadot/api/rx/Api';
 import { ApiInterface$Rx } from '@polkadot/api/types';
-import { AccountId, AccountIndex, Balance, BlockNumber } from '@polkadot/types';
+import { AccountId, AccountIndex, Balance, BlockNumber, Index } from '@polkadot/types';
 import { WsProvider } from '@polkadot/rpc-provider';
 
 const WS_LOCAL = 'ws://127.0.0.1:9944/';
@@ -116,6 +116,7 @@ describe.skip('derive e2e', () => {
         api.derive.balances.all(ID).subscribe((balances) => {
           expect(balances).toEqual(expect.objectContaining({
             accountId: expect.any(AccountId),
+            accountNonce: expect.any(Index),
             availableBalance: expect.any(Balance),
             freeBalance: expect.any(Balance),
             lockedBalance: expect.any(Balance),
@@ -207,13 +208,8 @@ describe.skip('derive e2e', () => {
   });
 
   describe('derive.staking', () => {
-    describe('intentionsBalances', () => {
-      it('returns the intentions with balances', async (done) => {
-        api.derive.staking.intentionsBalances().subscribe((balances) => {
-          expect(Object.keys(balances as object)).not.toHaveLength(0);
-          done();
-        });
-      });
+    describe('controllers', () => {
+      // @TODO
     });
   });