Added 'YouTube' link to torrents

Add 'YouTube' link (can be used for trailers, etc) in torrent details
page
Add limitation for Youtube url/link

Add limitation of 42 characters for YouTube URL's/links
Show YouTube only if its present

When no YouTube link is added, YouTube table doesn't show.
Fix 'word wrap' in default styles

Used CSS3 method for 'word wrap' in default .css files
Add 'YouTube' str_replace
Fix torrent table on 0'kuro' style