catch the page content by order
use item to store result
parse the list of each page
Merge pull request #3 from dz1984/parse/list

Parse/list
write the csv file
use csv writer to store result
Merge pull request #4 from dz1984/fix/items

Fix/items
keep the results folder
Update README.md
Merge pull request #5 from dz1984/develop

Develop