[FIX] added datutil pure Python lib dependency

bzr revid: rvalyi@gmail.com-20091214152152-3mfngzhagcpl47u6

setup.py

@@ -184,7 +184,7 @@ options = {
         "dist_dir": 'dist',
         "packages": ["lxml", "lxml.builder", "lxml._elementpath", "lxml.etree",
                      "lxml.objectify", "decimal", "xml", "xml.dom", "xml.xpath",
-                     "encodings","wizard","pychart","PIL", "pyparsing",
+                     "encodings","dateutil","wizard","pychart","PIL", "pyparsing",
                      "pydot","asyncore","asynchat", "reportlab", "vobject",
                      "HTMLParser", "select"],
         "excludes" : ["Tkconstants","Tkinter","tcl"],