Fix ME Level Emitter buttons config and ME IO Port not respecting its redstone mode (#345)

src/main/java/appeng/tile/storage/TileIOPort.java

@@ -183,6 +183,11 @@ public class TileIOPort extends AENetworkInvTile implements IUpgradeableHost, IC
         if (this.lastRedstoneState != currentState) {
             this.lastRedstoneState = currentState;
             this.updateTask();
+            if (currentState == YesNo.YES) {
+                if (this.manager.getSetting(Settings.REDSTONE_CONTROLLED) == RedstoneMode.SIGNAL_PULSE) {
+                    this.doWork();
+                }
+            }
         }
     }
 
@@ -198,12 +203,21 @@ public class TileIOPort extends AENetworkInvTile implements IUpgradeableHost, IC
         if (this.getInstalledUpgrades(Upgrades.REDSTONE) == 0) {
             return true;
         }
-
         final RedstoneMode rs = (RedstoneMode) this.manager.getSetting(Settings.REDSTONE_CONTROLLED);
-        if (rs == RedstoneMode.HIGH_SIGNAL) {
-            return this.getRedstoneState();
+        switch (rs) {
+            case IGNORE:
+                return true;
+
+            case HIGH_SIGNAL:
+                return this.getRedstoneState();
+
+            case LOW_SIGNAL:
+                return !this.getRedstoneState();
+
+            case SIGNAL_PULSE:
+            default:
+                return false;
         }
-        return !this.getRedstoneState();
     }
 
     @Override
@@ -268,7 +282,10 @@ public class TileIOPort extends AENetworkInvTile implements IUpgradeableHost, IC
         if (!this.getProxy().isActive()) {
             return TickRateModulation.IDLE;
         }
+        return this.doWork();
+    }
 
+    private TickRateModulation doWork() {
         TickRateModulation ret = TickRateModulation.SLEEP;
         long itemsToMove = 256;