Fixed tanks and gutters affected by pressure

src/main/scala/resonantinduction/archaic/fluid/gutter/TileGutter.scala

@@ -47,6 +47,7 @@ object TileGutter
 class TileGutter extends TileFluidProvider(Material.rock)
 {
   fluidNode = new NodeGutter(this)
+  fluidNode.asInstanceOf[NodeGutter].doPressureUpdate = false
   fluidNode.onFluidChanged = () =>
   {
     if (!world.isRemote)

src/main/scala/resonantinduction/archaic/fluid/tank/TileTank.scala

@@ -51,6 +51,7 @@ class TileTank extends TileFluidProvider(Material.iron) with ISneakPickup with R
   }
 
   fluidNode.asInstanceOf[NodeFluidGravity].maxFlowRate = FluidContainerRegistry.BUCKET_VOLUME
+  fluidNode.asInstanceOf[NodeFluidGravity].doPressureUpdate = false
   fluidNode.onFluidChanged = () => if(!world.isRemote) sendPacket(0)
 
   override def shouldSideBeRendered(access: IBlockAccess, x: Int, y: Int, z: Int, side: Int): Boolean = new Vector3(x, y, z).getBlock(access) != block

src/main/scala/resonantinduction/core/prefab/node/NodeFluidPressure.scala

@@ -21,6 +21,7 @@ class NodeFluidPressure(parent: INodeProvider, volume: Int = FluidContainerRegis
 {
   var maxFlowRate = 1000
   var maxPressure = 100
+  var doPressureUpdate = true
   private var _pressure: Int = 0
 
   override def reconstruct()
@@ -33,7 +34,8 @@ class NodeFluidPressure(parent: INodeProvider, volume: Int = FluidContainerRegis
   {
     if (!world.isRemote)
     {
-      updatePressure()
+      if (doPressureUpdate)
+        updatePressure()
       distribute(deltaTime)
     }
   }