Removed unused tunnel types and files.

Added more tags, moved ender pearl dust to convention tag.
Added compatibility with TechReborn's chargers.

src/main/java/appeng/parts/p2p/P2PTunnelPart.java

@@ -218,18 +218,10 @@ public abstract class P2PTunnelPart<T extends P2PTunnelPart> extends BasicStateP
                     newType = parts.p2PTunnelLight().maybeStack(1).orElse(ItemStack.EMPTY);
                     break;
 
-                case FE_POWER:
-                    newType = parts.p2PTunnelFE().maybeStack(1).orElse(ItemStack.EMPTY);
-                    break;
-
                 case FLUID:
                     newType = parts.p2PTunnelFluids().maybeStack(1).orElse(ItemStack.EMPTY);
                     break;
 
-                case IC2_POWER:
-                    newType = parts.p2PTunnelEU().maybeStack(1).orElse(ItemStack.EMPTY);
-                    break;
-
                 case ITEM:
                     newType = parts.p2PTunnelItems().maybeStack(1).orElse(ItemStack.EMPTY);
                     break;
@@ -242,12 +234,6 @@ public abstract class P2PTunnelPart<T extends P2PTunnelPart> extends BasicStateP
                     newType = parts.p2PTunnelRedstone().maybeStack(1).orElse(ItemStack.EMPTY);
                     break;
 
-                /*
-                 * case COMPUTER_MESSAGE: for( ItemStack stack :
-                 * parts.p2PTunnelOpenComputers().maybeStack( 1 ).asSet() ) { newType = stack; }
-                 * break;
-                 */
-
                 default:
                     newType = ItemStack.EMPTY;
                     break;