more work on gateways, plus tried to add a pack.

Gateway is generating, finally, but it has some... issues. Inquire
within.

Just generate a new world, and use an unstable door to warp to the first
that gens.

src/main/java/StevenDimDoors/mod_pocketDim/schematic/Schematic.java

@@ -155,7 +155,9 @@ public class Schematic {
 			}
 			catch (Exception ex)
 			{
+				ex.printStackTrace();
 				throw new InvalidSchematicException("The schematic could not be decoded.");
+				
 			}
 
 			//load size of schematic to generate
@@ -377,7 +379,10 @@ public class Schematic {
 				for (dx = 0; dx < width; dx++)
 				{
 					//In the future, we might want to make this more efficient by building whole chunks at a time
-					setBlockDirectly(world, x + dx, y + dy, z + dz, blocks[index], metadata[index]);
+					if(blocks[index]!=0)
+					{
+						setBlockDirectly(world, x + dx, y + dy, z + dz, blocks[index], metadata[index]);
+					}
 					index++;
 				}
 			}