Update docs

README.md

@@ -1,13 +1,14 @@
 # Shifted Blocks
-Adds shifted block variants which have their textures offset from their original.
+
+This mod adds shifted block variants which have their textures offset from their original.
 
 Nice for building. Other mods can use an API to add more shifted blocks (see `API.md`).
 
 This mod has no hard dependencies.
 
-## Minetest Game
+## List of blocks
 
-For Minetest Game, the following shifted blocks are added:
+If you use Minetest Game, the following shifted blocks are added:
 
 * Shifted Stone Block
 * Shifted Desert Stone Block
@@ -21,20 +22,25 @@ For Minetest Game, the following shifted blocks are added:
 * Shifted Tin Block
 * Shifted Steel Block
 
+If you do not use Minetest Game, shifted blocks may still be added by other mods.
+
 ## Crafting
 
 To get 2 shifted blocks:
 
     XX
 
-* `X` = original block
-
 To get 2 original blocks:
 
     SS
 
+* `X` = original block
 * `S` = shifted block
 
+## Known bugs
+
+This mod may have problems with textures other than 16×16.
+
 ## License
 
 WTFPL.