minor conflict fix - readd polyfill to integration test

package.json

@@ -20,6 +20,7 @@
     "font-awesome": "4.7.0",
     "hdkey": "0.7.1",
     "idna-uts46": "1.1.0",
+    "jsonschema": "1.2.0",
     "lodash": "4.17.4",
     "moment": "2.19.2",
     "qrcode": "1.0.0",
@@ -105,6 +106,7 @@
     "types-rlp": "0.0.1",
     "typescript": "2.5.2",
     "url-loader": "0.6.2",
+    "url-search-params-polyfill": "2.0.1",
     "webpack": "3.8.1",
     "webpack-dev-middleware": "1.12.0",
     "webpack-hot-middleware": "2.20.0"

spec/config/data.spec.ts

@@ -35,7 +35,10 @@ function testRequests(node: RPCNode, service: string) {
 const mapNodeEndpoints = (nodes: { [key: string]: NodeConfig }) => {
   const testList = ['eth_mew', 'eth_ethscan', 'etc_epool'];
   testList.forEach(n => {
-    testRequests(nodes[n].lib, `${nodes[n].service} ${nodes[n].network}`);
+    testRequests(
+      nodes[n].lib as RPCNode,
+      `${nodes[n].service} ${nodes[n].network}`
+    );
   });
 };