Remove from* variants, move fromString to stringTo (#233)

* Remove from* variants, move fromString to stringTo

* Bump

packages/util/src/buffer/fromU8a.spec.js

@@ -1,15 +0,0 @@
-// Copyright 2017-2018 @polkadot/util authors & contributors
-// This software may be modified and distributed under the terms
-// of the ISC license. See the LICENSE file for details.
-
-import isFunction from '../is/function';
-
-import { bufferFromU8a } from './index';
-
-describe('bufferFromU8a', () => {
-  it('exists as a function', () => {
-    expect(
-      isFunction(bufferFromU8a)
-    ).toEqual(true);
-  });
-});

packages/util/src/buffer/fromU8a.ts

@@ -1,13 +0,0 @@
-// Copyright 2017-2018 @polkadot/util authors & contributors
-// This software may be modified and distributed under the terms
-// of the ISC license. See the LICENSE file for details.
-
-import bufferFromU8a from '../u8a/toBuffer';
-
-/**
- * @name bufferFromU8a
- * @signature bufferFromU8a (value?: string): Buffer
- * @summary Creates a Buffer object from a Uint8Array.
- * @alias u8a/toBuffer
- */
-export default bufferFromU8a;

packages/util/src/buffer/index.ts

@@ -2,13 +2,11 @@
 // This software may be modified and distributed under the terms
 // of the ISC license. See the LICENSE file for details.
 
-import bufferFromU8a from './fromU8a';
 import bufferToU8a from './toU8a';
 
 /**
  * @summary Utility methods to convert to and from `Buffer` objects
  */
 export {
-  bufferFromU8a,
   bufferToU8a
 };