add blendfile dirs to the sys.path without the scripts subdir

source/blender/python/api2_2x/Geometry.c

@@ -59,7 +59,7 @@ static PyObject *M_Geometry_BoxPack2D( PyObject * self, PyObject * args );
 static char M_Geometry_doc[] = "The Blender Geometry module\n\n";
 static char M_Geometry_PolyFill_doc[] = "(veclist_list) - takes a list of polylines (each point a vector) and returns the point indicies for a polyline filled with triangles";
 static char M_Geometry_LineIntersect2D_doc[] = "(lineA_p1, lineA_p2, lineB_p1, lineB_p2) - takes 2 lines (as 4 vectors) and returns a vector for their point of intersection or None";
-static char M_Geometry_ClosestPointOnLine_doc[] = "(pt, line_p1, line_p2) - takes a point and a line and returns a (Vector, Bool) for the point on the line, and the bool so you can know if the point was between the 2 points";
+static char M_Geometry_ClosestPointOnLine_doc[] = "(pt, line_p1, line_p2) - takes a point and a line and returns a (Vector, float) for the point on the line, and the bool so you can know if the point was between the 2 points";
 static char M_Geometry_PointInTriangle2D_doc[] = "(pt, tri_p1, tri_p2, tri_p3) - takes 4 vectors, one is the point and the next 3 define the triangle, only the x and y are used from the vectors";
 static char M_Geometry_PointInQuad2D_doc[] = "(pt, quad_p1, quad_p2, quad_p3, quad_p4) - takes 5 vectors, one is the point and the next 4 define the quad, only the x and y are used from the vectors";
 static char M_Geometry_BoxPack2D_doc[] = "";