Merge pull request #26 from ckcz123/master

Add the brand and the link of FuTaiYuZhuang on the index page.
Merge pull request #28 from ckcz123/master

Remove register codes temporarily; and fix a bug of uploading images.
Merge pull request #29 from ckcz123/master

Fix the bug of line height. Thanks for @ckcz123's work!
Better background image.

- Add a standalone directory for images (/static/img/).
- Change all other references to the better one.
Merge remote-tracking branch 'upstream/master'
Merge pull request #30 from huxuan/master

Better background image.
Revert "Better background image."
Merge pull request #31 from CAPU-ENG/revert-30-master

Revert "Better background image."