Remove tree() from libite, moved to troglobit/toolbox.git instead

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>

src/lite.h

@@ -86,8 +86,6 @@ pid_t   pidfile_poll  (const char *pidfile);
 
 void   *reallocarray(void *optr, size_t nmemb, size_t size);
 
-int     tree(char *path, int show_perms);
-
 void    progress       (int percent, int max_width);
 void    progress_simple(int percent);