Added Stonehammer's Placeables

Added Stonehammer's Placeables for future work on Zelkor's Ferry.

_content/ratdog_content/sh_treetrunk02.pwk

@@ -0,0 +1,25 @@
+# Exported from NWmax 0.8 b54 at 9/6/2021 12:15:16 AM
+# pwk file
+#
+#NWmax PWKMESH  ASCII
+node trimesh NoWalk
+  parent PLC_X0_FR2_pwk
+  position 0.0 0.0 0.0
+  orientation 1.0 0.0 0.0 0.0
+  wirecolor 0.521569 0.0156863 0.0156863 
+  bitmap NULL
+  verts 8
+    -0.576923 -0.58794 0.0
+    0.576923 -0.58794 0.0
+    -0.576923 0.58794 0.0
+    0.576923 0.58794 0.0
+    -0.994988 -1.78122 0.0
+    -0.581222 -2.19499 0.0
+    1.78122 0.994988 0.0
+    2.19499 0.581222 0.0
+  faces 4
+    2 0 3  1  0 0 0  7
+    1 3 0  1  0 0 0  7
+    4 5 6  1  0 0 0  7
+    7 6 5  1  0 0 0  7
+endnode