add edit_readme.py
Merge branch 'master' of https://github.com/dyw564/Halley_Comet
Merge branch 'master' of https://github.com/dyw564/Halley_Comet
lis
seting.py 数据库
缩短url，通过短url可以访问原网址
Delete url_db
Update README.md
Update models.py
Update admin.py
Update views.py
Merge pull request #13 from xiguazao/Halley

Halley