Remove obsolete management commands from various field additions.

(imported from commit b44a2b683768c790839e82e2e9c9a18827670113)

zerver/management/commands/populate-realm-creation-times.py

@@ -1,38 +0,0 @@
-#!/usr/bin/python
-
-from __future__ import absolute_import
-
-from django.core.management.base import BaseCommand
-
-from zerver.models import Realm
-
-import datetime
-
-# Pulled from event logs on staging.
-
-times = """"""
-
-# Pulled from event logs on prod.
-
-times = times + """"""
-
-times = times + """"""
-
-times_dict = {}
-for row in times.split("\n"):
-    domain, timestr = row.split(" ")
-    timestamp = datetime.datetime.fromtimestamp(int(timestr))
-    times_dict[domain] = timestamp
-
-class Command(BaseCommand):
-    help = """Set the realm creation time for all existing realms."""
-
-    def handle(self, **options):
-        for realm in Realm.objects.all():
-            timestamp = times_dict.get(realm.domain)
-            if timestamp:
-                print "Saving", realm.domain, timestamp
-                realm.date_created = timestamp
-                realm.save()
-            else:
-                print "Couldn't find data for", realm.domain

zerver/management/commands/populate-stream-tokens.py

@@ -1,17 +0,0 @@
-#!/usr/bin/python
-
-from __future__ import absolute_import
-
-from django.core.management.base import BaseCommand
-
-from zerver.lib.utils import generate_random_token
-from zerver.models import Stream
-
-class Command(BaseCommand):
-    help = """Set a token for all streams that don't have one."""
-
-    def handle(self, **options):
-        streams_needing_tokens = Stream.objects.filter(email_token=None)
-        for stream in streams_needing_tokens:
-            stream.email_token = generate_random_token(32)
-            stream.save()