remove npm@2 support

Author: bySabi

CHANGELOG.md

@@ -1,5 +1,10 @@
 ## master (unreleased)
 
+## 3.0.0
+
+- Add React 15.5.x support
+- Deprecate React 0.14 peer dependencie
+
 ## 2.2.0
 
 - Add beforeAnimate/afterAnimate hooks to scroll handler

README.md

@@ -25,10 +25,7 @@ npm install react-scrollchor --save
 
 ### Dependencies
 * User should provide its  own `React` package
-* on `npm 2` enviroments, package [fbjs](https://www.npmjs.com/package/fbjs) should be installed too:
-```bash
-npm install fbjs --save
-```
+
 
 #### `fbjs` package
 [fbjs](https://www.npmjs.com/package/fbjs) is a collection of utility libraries created by React Team. It include useful modules like `warning` and `invariant`

package.json

@@ -7,6 +7,9 @@
   ],
   "repository": "https://github.com/bySabi/react-scrollchor.git",
   "main": "lib/scrollchor.js",
+  "engines": {
+    "npm": ">=3.0"
+  },
   "scripts": {
     "build-npm": "rimraf lib && mkdirp lib && babel src/ -d lib/",
     "lint": "eslint . --ext .js,.jsx",
@@ -27,7 +30,7 @@
   "author": "bySabi Files",
   "license": "ISC",
   "peerDependencies": {
-    "react": "^15.0.0",
+    "react": ">=15.0.0",
     "fbjs": "*"
   },
   "devDependencies": {