fixed buildout for nltk

software/wendelin/software.cfg

@@ -14,6 +14,7 @@ parts +=
   wendelin.core
   fluentd
   ipython-notebook
+  nltk
 
 [eggs]
 initialization =
@@ -25,6 +26,7 @@ eggs +=
   ${msgpack-python:egg}
   ${wendelin.core:egg}
   ${ipython:egg}
+  ${nltk:egg}
 
 [erp5_repository_list]
 repository_id_list += wendelin
@@ -46,3 +48,4 @@ branch = master
 scipy = 0.15.1
 msgpack-python = 0.4.6
 wendelin.core = 0.5
+nltk  = 3.1
\ No newline at end of file