Fix transformation imports.

Signed-off-by: Michael Price <loneviking72@gmail.com>

mayan/apps/converter/managers.py

@@ -7,7 +7,7 @@ import yaml
 from django.contrib.contenttypes.models import ContentType
 from django.db import models, transaction
 
-from .classes import BaseTransformation
+from .transformations import BaseTransformation
 
 logger = logging.getLogger(__name__)
 

mayan/apps/converter/models.py

@@ -9,8 +9,8 @@ from django.db.models import Max
 from django.utils.encoding import python_2_unicode_compatible
 from django.utils.translation import ugettext_lazy as _
 
-from .classes import BaseTransformation
 from .managers import TransformationManager
+from .transformations import BaseTransformation
 from .validators import YAMLValidator
 
 logger = logging.getLogger(__name__)