update libstdc++ loading trick to follow the change in scipy.

component/keras/buildout.cfg

@@ -10,7 +10,7 @@ parts =
 [keras-egg]
 recipe = zc.recipe.egg
 initialization =
-  import scipy.stats # load our own libstdc++ explicitly at the very beginning
+  import scipy.spatial.ckdtree # load our own libstdc++ explicitly at the very beginning
 eggs = 
   ${scipy:egg}
   ${numpy:egg}

component/tensorflow/buildout.cfg

@@ -13,7 +13,7 @@ parts =
 [numpy-egg]
 recipe = zc.recipe.egg
 initialization =
-  import scipy.stats # load our own libstdc++ explicitly at the very beginning
+  import scipy.spatial.ckdtree # load our own libstdc++ explicitly at the very beginning
 eggs =
   setuptools
   ${scipy:egg}

software/wendelin/software.cfg

@@ -17,7 +17,7 @@ parts +=
 
 [eggs]
 initialization =
-  import scipy.stats # load our own libstdc++ explicitly at the very beginning
+  import scipy.spatial.ckdtree # load our own libstdc++ explicitly at the very beginning
 extra-paths +=
   ${wendelin:location}
 eggs +=