[svn] Renaming troggle.expo to troggle.core. To do this, used:

perl -p -i -e "s/expo(?=[\s\.']+)/core/g" `find -name \*.py`

and then manually checked each change (had to remove a couple)

parsers/QMs.py

@@ -2,7 +2,7 @@
 
 import csv
 from django.conf import settings
-from expo.models import QM, LogbookEntry, Cave
+from core.models import QM, LogbookEntry, Cave
 from datetime import *
 from troggle.save_carefully import save_carefully
 import re, os