Comment cleanup.

evennia/commands/cmdhandler.py

@@ -31,8 +31,6 @@ command line. The processing of a command works as follows:
 12. We have a unique cmdobject, primed for use. Call all hooks:
    `at_pre_cmd()`, `cmdobj.parse()`, `cmdobj.func()` and finally `at_post_cmd()`.
 13. Return deferred that will fire with the return from `cmdobj.func()` (unused by default).
-
-
 """
 
 from collections import defaultdict

evennia/commands/default/building.py

@@ -1,8 +1,5 @@
 """
-import sys
-
 Building and world design commands
-
 """
 from builtins import range
 

evennia/typeclasses/django_new_patch.py

@@ -5,7 +5,7 @@ the same base model.
 
 This patch is implemented as per
 https://code.djangoproject.com/ticket/11560 and will hopefully be
-possibe to remove as it gets adde to django's main branch.
+possible to remove as it gets added to django's main branch.
 """
 
 # django patch imports