Allowing base template customization with KNOWLEDGE_BASE_TEMPLATE setting.
Fixing bad indentation
Adding topic list on index page.
When a question is marked as topic, it's promoted before the question list
and "no answers" message is hidden.
- Top Questions doesn' show questions marked as topics anymore.
- Fixed bad indentation.
Added set_topic mod in mod bar to allow user set or unset the question as topic.
Specifying default value for BASE_TEMPLATE in inner.html template.
Removed has_topics variable from index.html template
Merge branch 'translation'
Merge branch 'topics'
Added translation for "Help Topics"