Remove /index imports (swap to bare) (#92)

* Remove /index imports (swap to bare)

* Bump api & common

packages/ui-keyring/src/options/KeyPair.tsx

@@ -4,7 +4,7 @@
 
 import React from 'react';
 import styled from 'styled-components';
-import IdentityIcon from '@polkadot/ui-identicon/index';
+import IdentityIcon from '@polkadot/ui-identicon';
 
 type Props = {
   address: string,

packages/ui-keyring/src/options/index.spec.ts

@@ -2,7 +2,7 @@
 // This software may be modified and distributed under the terms
 // of the Apache-2.0 license. See the LICENSE file for details.
 
-import keyringOptionInstance from './index';
+import keyringOptionInstance from '.';
 
 describe('KeyringOption', () => {
   it('should not allow initOptions to be called more than once', () => {