changed default nan_definitions.mk to use python 2.5 for linux (ai64 default was py 2.2 which probably wont even compile anymore)

pose.c - left a print here
export obj would ask about file overwriting twice.

source/blender/python/api2_2x/Pose.c

@@ -723,7 +723,6 @@ AttributeError:
 //Gets the pose_mat
 static PyObject *PoseBone_getPoseMatrix(BPy_PoseBone *self, void *closure)
 {
-	printmatrix4("posemat GET", self->posechannel->pose_mat );
     return newMatrixObject((float*)self->posechannel->pose_mat, 4, 4, Py_WRAP);
 }
 //------------------------PoseBone.poseMatrix (setter)