[beta] UI backports (#4855)

* Added React Hot Reload to dapps + TokenDeplpoy fix (#4846)

* Fix method decoding (#4845)

* Fix contract deployment method decoding in Signer

* Linting

* Fix TxViewer when no `to` (contract deployment) (#4847)

* Added React Hot Reload to dapps + TokenDeplpoy fix

* Fixes to the LocalTx dapp

* Don't send the nonce for mined transactions

* Don't encode empty to values for options

* Pull steps from actual available steps (#4848)

* Wait for the value to have changed in the input (#4844)

* Backport Regsirty changes from #4589

* Test fixes for #4589

js/src/api/format/input.spec.js

@@ -208,6 +208,13 @@ describe('api/format/input', () => {
       });
     });
 
+    it('does not encode an empty `to` value', () => {
+      const options = { to: '' };
+      const formatted = inOptions(options);
+
+      expect(formatted.to).to.equal('');
+    });
+
     ['gas', 'gasPrice', 'value', 'minBlock', 'nonce'].forEach((input) => {
       it(`formats ${input} number as hexnumber`, () => {
         const block = {};