First update pass (1/3) - ~1400 -> 82 errors

This is first update pass, which is mainly import reorganization, name
fixes, etc... Although some parts of second were done where changes
aren't important.
Errors: ~1400 -> 82.

src/main/java/appeng/core/CreativeTab.java

@@ -73,6 +73,6 @@ public final class CreativeTab extends CreativeTabs
 			}
 		}
 
-		return new ItemStack( Blocks.chest );
+		return new ItemStack( Blocks.CHEST );
 	}
 }