Make sure ParticleBuilder warnings only trigger when appropriate, plus misc cleanup

src/main/java/electroblob/wizardry/client/model/BakedModelBookshelf.java

@@ -63,12 +63,12 @@ public class BakedModelBookshelf implements IBakedModel {
 
 	@Override
 	public TextureAtlasSprite getParticleTexture(){
-		return bookshelf.getParticleTexture(); // TESTME: May need to do this manually
+		return bookshelf.getParticleTexture();
 	}
 
 	@Override
 	public ItemOverrideList getOverrides(){
-		return bookshelf.getOverrides(); // TESTME: Same here
+		return bookshelf.getOverrides();
 	}
 
 }

src/main/java/electroblob/wizardry/client/particle/ParticleWizardry.java

@@ -27,7 +27,7 @@ import java.util.stream.Collectors;
 /**
  * Abstract superclass for all of wizardry's particles. This replaces {@code ParticleCustomTexture} (the functionality of
  * which is no longer necessary since wizardry now uses {@code TextureAtlasSprite}s to do the rendering), and fits into
- * {@code ParticleBuilder} by exposing all the necessary variables through getters, allowing them to be set on the fly
+ * {@code ParticleBuilder} by exposing all the necessary variables through setters, allowing them to be set on the fly
  * rather than needing to be passed into the  constructor.
  * <p></p>
  * The new system is as follows:

src/main/java/electroblob/wizardry/util/ParticleBuilder.java

@@ -229,7 +229,7 @@ public final class ParticleBuilder {
 	 * Sets the velocity of the particle being built. This is a vector-based alternative to {@link ParticleBuilder#vel(
 	 * double, double, double)}, allowing for even more concise code when a vector is available.
 	 * <p></p>
-	 * <b>Affects:</b> All particle types except
+	 * <b>Affects:</b> All particle types
 	 * @param vel A vector representing the velocity of the particle to be built.
 	 * @return The particle builder instance, allowing other methods to be chained onto this one
 	 * @throws IllegalStateException if the particle builder is not yet building.
@@ -605,9 +605,9 @@ public final class ParticleBuilder {
 	public void spawn(World world){
 		
 		if(!building) throw new IllegalStateException("Not building yet!");
-		
-		if(y < 0 && entity == null) Wizardry.logger.warn("Spawning particle below y = 0 - are you sure the position/entity "
-				+ "has been set correctly?");
+
+		if(x == 0 && y == 0 && z == 0 && entity == null) Wizardry.logger.warn("Spawning particle at (0, 0, 0) - are you"
+				+ " sure the position/entity has been set correctly?");
 		
 		if(!world.isRemote){
 			Wizardry.logger.warn("ParticleBuilder.spawn(...) called on the server side! ParticleBuilder has prevented a "