Merge pull request #1188 from corubba/bugfix/pyOpenSSL

Small bugfixes

powerdnsadmin/models/user.py

@@ -83,10 +83,7 @@ class User(db.Model):
         return False
 
     def get_id(self):
-        try:
-            return unicode(self.id)  # python 2
-        except NameError:
-            return str(self.id)  # python 3
+        return str(self.id)
 
     def __repr__(self):
         return '<User {0}>'.format(self.username)