Applying real project structure

Author: afrancais

extras_mongoengine/__init__.py

@@ -1,4 +1,7 @@
-import unittest2 as unittest
+try:
+    import unittest2 as unittest
+except ImportError: 
+    import unittest
 from datetime import timedelta
 from mongoengine import Document, NotUniqueError, ValidationError, connect
 from mongoengine.connection import get_db
@@ -9,7 +12,7 @@
     INSTALLED_APPS=[]
 )
 
-from fields import TimedeltaField, LowerStringField, LowerEmailField
+from ..extras_mongoengine.fields import TimedeltaField, LowerStringField, LowerEmailField
 
 
 class OldStyleTimedelta(timedelta):