Merge pull request #66 from thcode/master

Fixed panel-body list-style. Add db.sqlite to .gitignore
Escape html
Fix markdown filter
Add livereload server command
Nothing special
Fix a wrong url in helpers.py
Merge pull request #71 from shonenada/hotfix/wrong-url-in-helpers

Fix a wrong url in helpers.py
fix stylus make error
show the nickname of topic's author in topic page
Merge pull request #74 from shonenada/feature/show-name-in-topic-page

show the display name of topic's author in topic page
Merge pull request #75 from dengshuan/master

fix stylus make error