* Remove eddie4.nl tracker
It resolves to the same IP address as leechers-paradise which we already have.
* Remove database usage from cookie auth
* Hide "Remember Me" as it doesn't work yet
Design copied from NyaaTorrents
Reorganised some sql queries
Added dynamic navigation within torrents
Added nesting templates support
Added more variables/functions imported in the templates
Separated templates functions and variables in other files for more clarity