a simple demo
enable to show the path of the request.
import url module.
Merge branch 'issue-1-static-file-web-server' of github.com:Edward1992/node-web-server into issue-1-static-file-web-server

Conflicts:
	static-server/app.coffee
Add static files reading support

add mime.coffee as the mime hash table
enable to read a file in the assets folder according to the request url.
import fs,path and the custom mime modules.
Merge pull request #3 from Edward1992/issue-1-static-file-web-server

Add static files reading support