UI 2 tests & webpack dapp build updates/fixes (#5561)

* Tests are executing again

* Fix tests

* Add missing contextTypes

* IdentityIcon without Connect()

* Update ~/ui tests

* Update spec locations

* Filename case

* Fix playground dapp build

js/test/babel.js

@@ -15,5 +15,5 @@
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
 require('babel-register')({
-  ignore: /node_modules\/(?!@parity\/(abi|api|jsonrpc))/
+  ignore: /node_modules\/(?!@parity\/(abi|api|jsonrpc|ui))/
 });

js/test/types.js

@@ -15,9 +15,10 @@
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
 import BigNumber from 'bignumber.js';
+
 import { isInstanceOf } from '../src/api/util/types';
 
-export { isFunction, isInstanceOf } from '../src/api/util/types';
+export { isFunction, isInstanceOf } from '../src/api/util/types'; // eslint-disable-line no-duplicate-imports
 export { isAddress } from '../src/abi/util/address';
 
 const ZEROS = '000000000000000000000000000000000000000000000000000000000000';