Merge pull request #6446 from raymondnijssen/3d_objects

New 3d symbols. Blender files in: https://github.com/raymondnijssen/q…

Author: m-kuhn

resources/3d/broad-leaved_tree.mtl

@@ -0,0 +1,10 @@
+# Blender MTL File: 'broad-leaved_tree.blend'
+# Material Count: 1
+
+newmtl None
+Ns 0
+Ka 0.000000 0.000000 0.000000
+Kd 0.8 0.8 0.8
+Ks 0.8 0.8 0.8
+d 1
+illum 2