Customisable visible torrent data

[josecelano]

Parent issue: #657
Depends on: #664
Relates to: #653

Add the option to remove sections of torrent pages from user view.

• Comment: torrent_detail_show_comment
• Creation Date: torrent_detail_show_creaation_date
• Created by: torrent_detail_show_created_by
• Encoding: torrent_detail_show_encoding

Type of option values: boolean
Default value: true

When the value is false the section is hidden from the torrent view.