refactor compute_relative_time
use new get code_dir method
Merge pull request #13 from dongweiming/modify_hooks_post_receive

use new get code_dir method
Merge pull request #11 from dongweiming/modify_compute_relative_time

refactor compute_relative_time
Fixed:

1. When mysql_config not installed
2. When virtualenv not installed
3. Bugfix: Setup database Access denied
Merge pull request #15 from dongweiming/modify_quick_start

Fixed:
Add Werkzeug.
Modify diff.py and remove duplicate code
Merge pull request #18 from dongweiming/modify_diff

Modify diff.py and remove duplicate code
Move repo to douban/code.
Add session.
Update user key index.
Add docutils.
Remove quixote session publisher.
Add dependency.
Rename tdt to context.
Refactor format rfc822 datetime.
Add pip dependency.
Merge pull request #19 from xtao/wsgi

Add session.
Move code to vilya.