Update documentation.

README.md

@@ -13,7 +13,8 @@ For Minetest 0.4.x, use the git branch legacy, or the following zip file: [tunne
 
 Quick Use Guide
 ---------------
-- Works in creative or survival mode, but must have "tunneling" privileges to use. However, no crafting recipe so needs to be given to player.
+- Requires "tunneling" privileges to use: *(/grant <player> tunneling)*.
+- No crafting recipe: *(/give <player> tunnelmaker:tool1)*.
 - Left-click mouse to dig just about any node with one click.
 - To dig train tunnel:
     - Point cursor at ground level.
@@ -26,10 +27,11 @@ Features *(Does way more than just dig tunnels!)*
 --------
 - Create paths, bridges, and tunnels in all sixteen possible advtrains track directions with one click.
 - Also digs up or down in the eight possible advtrains slope track directions.
-- Digging mode and options can be set using new User Options menu.
-- Supports Advanced trains mod with gravel embankment, arched and optionally lined tunnels, and two widths of bridges.
-- Supports Bike mod with two widths of cobblestone pathways and bridges, along with unlined tunnels.
-- Supports general excavation with unlined and lined tunnels.
+- New User Options menu to set digging mode and other options.
+- Mode 1: General purpose excavation with unlined and lined tunnels.
+- Mode 2: Advanced trains mod with gravel embankment, arched and optionally lined tunnels, and two widths of bridges.
+- Mode 3: Bike mod with two widths of cobblestone pathways and bridges, along with unlined tunnels.
+- Supports 
 - Adds reference nodes to help digging and laying advtrains track—now easy to remove when done.
 - Adds glass enclosure when in water to create water tunnels.
 - Requires "tunneling" privilege, and checks protections before digging.
@@ -39,18 +41,18 @@ Features *(Does way more than just dig tunnels!)*
 
 ![Bike path up mountain](images/bike_path.png "Bike path up mountain")
 
-Controls *(Revert back to classic controls.)*
-----------------------------------------------
-- **Left-click:** Super dig one node. One click digs any node (non-repeating) and places it in player's inventory. However, it can't be used to pick up dropped items.
-- **Shift-left-click:** Bring up User Options menu. Can also use Aux-right-click for Android.
+Controls
+--------
+- **Left-click:** Super dig one node. One click digs nearly any node (non-repeating) and places it in player's inventory.
+- **Shift-left-click:** Bring up User Options menu. (Can also use Aux-right-click for Android.)
 - **Right-click:** - Dig tunnel in direction player pointed. Note that this won't place any of the dug nodes in player's inventory.
 - **Shift-right-click:** Cycle through vertical digging modes, up, down, and horizontal.
 
 How to enable
 -------------
 - Install tunnelmaker mod, requires default and stairs. For nicer bike path ramps, I recommend installing the angledstairs mod, which was used for the picture above, but it's not required.
-- Grant player "tunneling" privilege (/grant <player> tunneling).
-- To give player a tunnelmaker tool use (/give <player> tunnelmaker:tool1).
+- Grant player "tunneling" privilege *(/grant <player> tunneling)*.
+- To give player a tunnelmaker tool use *(/give <player> tunnelmaker:tool1)*.
 
 How to dig
 ----------

init.lua

@@ -6,9 +6,8 @@
 -- by David G (kestral246@gmail.com)
 -- and by Mikola
 
--- Version 2.0.4 - 2019-03-14
---   Remove all references to morebl*ks mod.
---   This mod will rename all default stairs nodes, so don't use it if you care about stairs.
+-- Version 2.0.5 - 2019-03-22
+--   Update documentation.
 
 -- Controls for operation
 -------------------------
@@ -30,6 +29,7 @@
 -- User Options defaults (for minetest.conf)
 -------------------------------------------
 -- Initial digging mode for User Options (1, 2, or 3).
+-- 1 = General purpose, 2 = Advanced trains, 3 = Bike paths.
 local tunnel_mode_default = tonumber(minetest.settings:get("tunnel_digging_mode") or 2)
 
 -- Train tunnels can be lined with a coating.

settingtypes.txt

@@ -2,6 +2,7 @@
 # minetest.conf
 
 #    Default for digging mode in User config menu.
+#    1 = General purpose, 2 = Advanced trains, 3 = Bike paths.
 #    (default = 2)
 tunnel_digging_mode (Tunnel digging mode) int 2 1 3