-add static pointer to current torrent
-see torrent_add
-tree_add+associated functions
- -decide on data organization - HERE
- -sorting
- -file_tree in torrent struct after all done
- OR
- -upon insert/removal
- -access
- -allocations?
- -free(s)
- -inserts/removals
+ *decide on data organization
+ -tree_remove
-add file to current torrent
-add pointer to struct file to torrent->files hashmap + file_tree
-2 ways to access, file_tree must be sorted, hashmap allows for o(1) reads