DIRECTORIES:
  ~/.minetest/minetest.conf  config
  ~/.minetest/textures       texture packs

COPNTROLS:
  space      go up
  shift      go down
  e          fast movement (must have privilege: /grant singleplayer fast)
  i          inventory
  k          fly (must have privilege: /grant singleplayer fly)
  q          drop item
  t          chat
  r          toggle far view
  +/-        manipulate view distance
  y          zoom view into distance
  h          toggle noclip (only in fly and with privilege: /grant singleplayer noclip)
  F5         cycle debug GUI (shows coordinates etc.)
  F7         cycle camera views (1st/3rd person)
  F9         toggle minimap
  F12        screenshot (add screenshot_path = ... to minetest.conf)

COMMANDS:
  ("/" can be written on numpad)

  /help                  basic help
  /grant                 singleplayer all
  /teleport x y z        teleport to given coords
  /sethome               set home to current position
  /home                  teleport home
  /time h:m              set time (get time without arguments)
  /set -n time_speed n   set time speed (72 is default)

OTHER:
  set view range:  settings -> advanced -> server/singleplayer -> game -> max block send distance +
                   settings -> advanced -> server/singleplayer -> mapgen -> max block generate distance +
                   in minetest.conf set viewing_range_nodes_min and viewing_range_nodes_max +
                   ingame use "+" and "-" and "r"
  set FOV:         settings -> advanced -> client -> graphics -> in-game -> advanced -> field of view               
