fixup! docs(readme): update readme according to output format

README.md

@@ -179,7 +179,7 @@ Readable stream (`stream.Readable`) that has the following events:
 
 | Event | Description |
 |----------|-----|
-|'data'|Returns a JavaScript object with information about a found file. </br></br>The example below shows a JSON interface with elements that are in the response for the `walk` method. Objects and keys have sample values.</br></br> **Example** </br></br><code> {</code></br><code>{ "cell": { "entity": { "block": "page" } },</code></br><code> "layer": "libs/bem-core/desktop.blocks",</code></br><code>"tech": "bemhtml" },</code></br><code>"path": "libs/bem-core/desktop.blocks/page/page.bemhtml.js"</code></br><code>}</code></br></br>`entity` — BEM entity.</br>`layer` — Directory path.</br>`tech` — Implementation technology.</br>`path` — Relative path to the file.|
+|'data'|Returns a JavaScript object with information about a found file. <br><br>The example below shows a JSON interface with elements that are in the response for the `walk` method. Objects and keys have sample values.<br><br> **Example** <br><br><code> {</code><br><code> "cell": {</code><br><code>   "entity": { "block": "page" },</code><br><code>   "layer": "libs/bem-core/desktop.blocks",</code><br><code>   "tech": "bemhtml"</code><br> },</code><br><code> "path": "libs/bem-core/desktop.blocks/page/page.bemhtml.js"</code><br><code>}</code><br><br>`entity` — BEM entity.<br>`layer` — Directory path.<br>`tech` — Implementation technology.<br>`path` — Relative path to the file.|
 | 'error' | Generated if an error occurred while traversing the levels. Returns an object with the error description.|
 | 'end' | Generated when `bem-walk` finishes traversing the levels defined in the `levels` object. |
 
@@ -267,7 +267,7 @@ const stream = walk(levels, {
    cell: BemCell {
      entity: BemEntityName { block: 'popup', mod: { name: 'target', val: true } },
      tech: 'js',
-     level: 'libs/bem-components/common.blocks'
+     layer: 'libs/bem-components/common.blocks'
    },
    path: 'libs/bem-components/common.blocks/popup/_target/popup_target.js'
 },
@@ -314,7 +314,7 @@ const stream = walk(levels, {
 [{"cell":{
     "entity":{"block":"search","elem":"header"},
     "tech":"css",
-    "level":"common.blocks"
+    "layer":"common.blocks"
   },
   "path":"common.blocks/search/__header/search__header.css",
   "source":".search__header {\n\tdisplay: block;\n\tfont-size: 20px;\n\tcolor: