Always build Italian documentation

Signed-off-by: Jim Easterbrook <jim@jim-easterbrook.me.uk>

doc_src/conf.py

@@ -94,8 +94,7 @@ def __getattr__(self, name):
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
 #language = None
-if 'LANG' in os.environ:
-    language = os.environ['LANG'].split('_')[0]
+language = 'it'
 
 locale_dirs = ['../pywws/lang']