fix bmap python binding error

CodeGen/BMapBindings/PythonWriter.java

@@ -21,7 +21,7 @@ public class PythonWriter {
 		cache.put("CK_ID", "CKID");
 		cache.put("BMFile", "void");
 		cache.put("BMMeshTransition", "void");
-		cache.put("VxVector3", "VxVector2");
+		cache.put("VxVector3", "VxVector3");
 		cache.put("VxVector2", "VxVector2");
 		cache.put("VxColor", "VxColor");
 		cache.put("VxMatrix", "VxMatrix");

CodeGen/BMapBindings/snippets/header.py

@@ -46,6 +46,7 @@ class bm_VxVector3(ctypes.Structure):
         ('z', bm_CKFLOAT),
     ]
 bm_VxVector3_p = ctypes.POINTER(bm_VxVector3)
+bm_VxVector3_pp = ctypes.POINTER(bm_VxVector3_p)
 class bm_VxColor(ctypes.Structure):
     _fields_ = [
         ('r', bm_CKFLOAT),