Pybbm

* CSS file is now build with less
* You can disable default css inclusion in templates with PYBB_DISABLE_CSS settings
and manually include pybb.less file or build pybb.less to your styles.
* Default style and templates revisied, new templates system
is cleaned and fully compatible with twitter bootstrap
Be aware of next changes:
* pagination template moved from `templates/pybb/pagination/` to `templates/pybb`
* pagination template changed from plain links to ul/li list
* breadcrumb now live in separated template and changed from plain links to ul/li list
* `add_post_form.html` template renamed to `post_form.html`
* PYBB_FORUM_PAGE_SIZE default value changed from 10 to 20

* Attachment system now fully worked and ready for usage

* Add anonymous posting (disabled by default)
* Add pre-moderation system (disabled by default)

* Fix category view context
* Add test for category view

* Most views are now class-based
* Tests code cleanup
* Django versions prior 1.3 supported via django-cbv
* django-pure-pagination is now are requirement as a pagination system for class based list views
* Provide inline pagination for topic
* Add read/unread blue/gray indicator (customized via css3)

* Fix migration issue on innodb tables
* Fix permission does not exists issue on first syncdb