klaussackspawner doesn't consider eyeturret (with patch)

The eyeturret is effectively a defensive structure and should be considered when spawning a klaus sack. The included patch addresses both the location selection and removal of "too close" structures.

diff --git a/scripts/components/klaussackspawner.lua b/scripts/components/klaussackspawner.lua
index 050673f..01a2fd3 100644
--- a/scripts/components/klaussackspawner.lua
+++ b/scripts/components/klaussackspawner.lua
@@ -37,7 +37,7 @@ local function IsValidSpawner(x, y, z)
     return true
 end

-local STRUCTURES_TAGS = { "structure" }
+local STRUCTURES_TAGS = { "structure", "eyeturret" }
 local function SpawnKlausSack()
     local numstructsatspawn = {}

@@ -47,7 +47,7 @@ local function SpawnKlausSack()
     for i, v in ipairs(_spawners) do
         x, y, z = v.Transform:GetWorldPosition()
         if IsValidSpawner(x, y, z) and not IsAnyPlayerInRange(x, y, z, 35) then
-            local structs = TheSim:FindEntities(x, y, z, 5, STRUCTURES_TAGS)
+            local structs = TheSim:FindEntities(x, y, z, 5, nil, nil, STRUCTURES_TAGS)
             if #structs == 0 then
                 break
             end
@@ -74,7 +74,7 @@ local function SpawnKlausSack()
     if x ~= nil then
         x, y, z = TheWorld.Map:GetTileCenterPoint(x, y, z)
         local sack = SpawnPrefab("klaus_sack")
-        local structs = TheSim:FindEntities(x, y, z, 2, STRUCTURES_TAGS)
+        local structs = TheSim:FindEntities(x, y, z, 2, nil, nil, STRUCTURES_TAGS)
         for i, v in ipairs(structs) do
             if v.components.workable ~= nil then
                 v.components.workable:Destroy(sack)