List all craftable items and recipes in doc/crafting.md (#64)

and link that from the README

README.md

@@ -17,9 +17,14 @@ An unconfigured travelnet box can be configured by anyone. If it is misconfigure
 All stations that have the same network name set and are owned by the same user connect to the same network.
 
 
+## Crafting
+The Travelnet mod provides five craftable items.
+See [doc/crafting.md](https://github.com/mt-mods/travelnet/blob/master/doc/crafting.md).
+
+
 ## Settings
 
-See https://github.com/mt-mods/travelnet/blob/master/settingtypes.txt
+See [settingtypes.txt](https://github.com/mt-mods/travelnet/blob/master/settingtypes.txt).
 
 
 ## Documentation

doc/crafting.md

@@ -0,0 +1,68 @@
+# Travelnet items
+The Travelnet mod provides five craftable items:
+
+## Travelnet box
+Transports you to other boxes in the same network.
+
+Recipe:
+```
++-------+-------+-------+
+| glass | steel | glass |
+| glass | mese  | glass |
+| glass | steel | glass |
++-------+-------+-------+
+```
+
+MineClone 2: Replace mese with a redstone block.
+
+
+## Elevator
+Transports you to eleveators on the same x and y coordinates.
+
+Recipe:
+```
++-------+-------+-------+
+| steel | glass | steel |
+| steel |       | steel |
+| steel | glass | steel |
++-------+-------+-------+
+```
+
+MineClone 2: Use iron instead of steel ingot.
+
+
+## Steel door
+Recipe:
+```
++-------+-------+-------+
+| steel |       | steel |
+| steel |       | steel |
+| steel |       | steel |
++-------+-------+-------+
+```
+
+MineClone 2: Use iron instead of steel ingot.
+
+
+## Glass door
+Recipe:
+```
++-------+-------+-------+
+| glass |       | glass |
+| glass |       | glass |
+| glass |       | glass |
++-------+-------+-------+
+```
+
+
+## Tin door
+Recipe:
+```
++-------+-------+-------+
+|  tin  |       |  tin  |
+|  tin  |       |  tin  |
+|  tin  |       |  tin  |
++-------+-------+-------+
+```
+
+Not available with MineClone 2.