update readme, package.json

README.md

@@ -5,13 +5,13 @@ An MFM parser implementation with PEG.js
 
 ## Installation
 ```
-npm i rosee
+npm i mfm-js
 ```
 
 ## Usage
 TypeScript:  
 ```ts
-import * as mfm from 'rosee';
+import * as mfm from 'mfm-js';
 
 const inputText =
 `<center>

package.json

 {
   "name": "mfm-js",
   "version": "0.8.0",
-  "description": "A MFM parser implementation with PEG.js",
+  "description": "An MFM parser implementation with PEG.js",
   "main": "./built/index.js",
   "scripts": {
     "build": "npm run tsc && npm run peg",