User can edit torrents
* delete torrents
+ New translation string for mod panel and user edit torrent panel
+ Improvement of messages util with implementation of T (no need to get
Tfunc now, messages util do that for you)
+ Use of @ElegantMonkey GetCategories to generate select of categories
in search and forms
* Add T field to template variables
* Remove languages.SetTranslationFromRequest
* Add Tfunc on handlers
* Remove T and Ts from template_functions
* Update templates
Change the templates to use the local Tfunc, instead of the global one.
Also changed the signature of the fields on template_variables.go, so that
they return a template.HTML to avoid escaping problems.
* Remove unnecessary variable
When in a user page and clicked on more torrents, show a list navigable
of the user torrent
On that list, we can make advance search (categories, order, ...)
Moderation search reimplemented
Clicking on user (id) in the torrent list redirect to the list of the
user torrents
Ability to search within the user torrents
