Remove env import which wasn't being used

badger/helpers.py

@@ -21,7 +21,7 @@ except ImportError, e:
 import jingo
 import jinja2
 from jinja2 import evalcontextfilter, Markup, escape
-from jingo import register, env
+from jingo import register
 
 from .models import (Badge, Award, Nomination, Progress,
                      BadgeAwardNotAllowedException)