If USE_CURL is set, it also downloads a list from a remote server.
The url of this list is configurable in minetest.conf using the setting "serverlist_url"
The local list of favorite servers is saved in client/serverlist/filename
filename is also configureable using the setting "serverlist_file"

Can be turned off in the key change GUI or in minetest.conf via doubletab_space

Configure using repeat_rightclick_time in minetest.conf

Set one or more of these in the config to turn the related option on:

mip_map = 1
anisotropic_filter = 1
bilinear_filter = 1
trilinear_filter = 1

"aux1_descends" setting switches to the old descend control.