Change storage/conversion monitor interaction. (#3613)

Fixes #1480

src/main/java/appeng/fluids/parts/PartFluidStorageBus.java

@@ -222,17 +222,11 @@ public class PartFluidStorageBus extends PartSharedStorageBus implements IMEMoni
 	@Override
 	public boolean onPartActivate( final EntityPlayer player, final EnumHand hand, final Vec3d pos )
 	{
-		if( !player.isSneaking() )
+		if( Platform.isServer() )
 		{
-			if( Platform.isClient() )
-			{
-				return true;
-			}
 			Platform.openGUI( player, this.getHost().getTile(), this.getSide(), GuiBridge.GUI_STORAGEBUS_FLUID );
-			return true;
 		}
-
-		return false;
+		return true;
 	}
 
 	@Override
@@ -491,7 +485,7 @@ public class PartFluidStorageBus extends PartSharedStorageBus implements IMEMoni
 			return MODELS_OFF;
 		}
 	}
-	
+
 	@Override
 	public ItemStack getItemStackRepresentation()
 	{