Missing imports added

misago/activation/forms.py

@@ -1,3 +1,4 @@
+import hashlib
 from django import forms
 from django.core.exceptions import ValidationError
 from django.utils.translation import ugettext_lazy as _

misago/resetpswd/forms.py

@@ -1,3 +1,4 @@
+import hashlib
 from django import forms
 from django.core.exceptions import ValidationError
 from django.utils.translation import ugettext_lazy as _