add memo about React.memo

Author: theKashey

.gitignore

@@ -1,4 +1,5 @@
 node_modules/
 /dist/
 .DS_Store
-coverage
+coverage
+yarn-error.log

README.md

@@ -50,6 +50,10 @@ Memoize, MemoizedFlow, MemoizeContext accepts one or more functions to select or
 
 MemoizedRender is memoizing the function-as-child itself.
 
+> What is the difference between React-memoize and React.memo? Memo is a "PureComponent", Memoize is more about 
+accurate memoization based on the real props consumption.
+React-memoize is about "calculation" memoization
+
 ### Memoize
 
 ```js

_tests/memoize.spec.js

@@ -1,7 +1,7 @@
 import React from 'react';
 import createContext from 'create-react-context';
 import Enzyme, {mount} from 'enzyme';
-import Adapter from 'enzyme-adapter-react-16.3';
+import Adapter from 'enzyme-adapter-react-16';
 import Memoize, {MemoizeContext, MemoizedFlow, MemoizedRender} from '../src';
 
 Enzyme.configure({adapter: new Adapter()});

package.json

@@ -51,8 +51,8 @@
     "chai": "^4.1.2",
     "codecov": "^3.0.2",
     "create-react-context": "^0.2.1",
-    "enzyme": "^3.3.0",
-    "enzyme-adapter-react-16.3": "^1.2.0",
+    "enzyme": "^3.7.0",
+    "enzyme-adapter-react-16": "^1.6.0",
     "eslint": "^4.2.0",
     "eslint-config-airbnb": "16.1.0",
     "eslint-plugin-import": "^2.7.0",
@@ -61,8 +61,8 @@
     "eslint-plugin-react": "^7.3.0",
     "jest": "^23.0.0",
     "package-self": "^1.1.1",
-    "react": "16.4.0",
-    "react-dom": "^16.4.0",
+    "react": "^16.6.0",
+    "react-dom": "^16.6.0",
     "react-test-renderer": "^16.4.0",
     "size-limit": "^0.18.1"
   },