Display contract block creation (#4069)

* Add contract block creation to metadata

* Display mined block for contract on Contracts view

* Better use of Summary for Accounts

* Add sorted by mined block for contracts

* Proper Block Number sort // display in contract page

* PR Grumble

* Linting issues

js/src/modals/DeployContract/deployContract.js

@@ -455,10 +455,15 @@ class DeployContract extends Component {
 
     this.setState({ step: 'DEPLOYMENT' });
 
-    api
-      .newContract(abiParsed)
+    const contract = api.newContract(abiParsed);
+
+    contract
       .deploy(options, params, this.onDeploymentState)
       .then((address) => {
+        const blockNumber = contract._receipt
+          ? contract.receipt.blockNumber.toNumber()
+          : null;
+
         return Promise.all([
           api.parity.setAccountName(address, name),
           api.parity.setAccountMeta(address, {
@@ -466,8 +471,9 @@ class DeployContract extends Component {
             contract: true,
             timestamp: Date.now(),
             deleted: false,
-            source,
-            description
+            blockNumber,
+            description,
+            source
           })
         ])
         .then(() => {