Fix README so headers are shown pretty; also fix typo 'lisense'

README.md

@@ -1,12 +1,12 @@
-##node-zk-browser
+## node-zk-browser
 
 A zookeeper web administrator in node.js. It's based on [express.js](http://expressjs.com/) and [node-zookeeper](https://github.com/yfinkelstein/node-zookeeper).It will display zookeeper's data as a lazy loading tree,and display every path's stat info and data;and you can create,edit or delete path if you logon.
 
-##Requirement
+## Requirement
 
 You must install node.js 0.8.x from https://github.com/joyent/node/tags and [npm](https://github.com/isaacs/npm).
 
-##Configure
+## Configure
 First,you must install dependencies with npm
 
           npm install -d
@@ -25,7 +25,7 @@ And edit user.json to configure your administrator account:
 
          { "name" : "password"}
 
-##Run
+## Run
 Type command to start app
 
         ./start.sh
@@ -34,10 +34,10 @@ You can visit node-zk now at
 
         http://localhost:3000
 
-#Lisense
+# License
         Apache License Version 2.0
 
 See LICENSE.txt file in the top level folder.
 
-#Author
+# Author
 Dennis Zhuang(killme2008@gmail.com)