[sextante] fix Distance Matrix tool

Author: alexbruy

python/plugins/sextante/algs/ftools/PointDistance.py

@@ -163,7 +163,7 @@ def regularMatrix(self, inLayer, inField, targetLayer, targetField, nPoints, pro
         first = True
         current = 0
         features = QGisLayers.features(inLayer)
-        total = 100.0 / float(features)
+        total = 100.0 / float(len(features))
 
         for inFeat in features:
             inGeom = inFeat.geometry()