rewrite: Initial rewrite skeleton.

Remove modules that will no longer be required.
Move pending modules to pending-rewrite folders.

bot/modules/pending-rewrite/moderation/data.py

@@ -0,0 +1,19 @@
+from data import Table, RowTable
+
+
+studyban_durations = Table('studyban_durations')
+
+ticket_info = RowTable(
+    'ticket_info',
+    ('ticketid', 'guild_ticketid',
+     'guildid', 'targetid', 'ticket_type', 'ticket_state', 'moderator_id', 'auto',
+     'log_msg_id', 'created_at',
+     'content', 'context', 'addendum', 'duration',
+     'file_name', 'file_data',
+     'expiry',
+     'pardoned_by', 'pardoned_at', 'pardoned_reason'),
+    'ticketid',
+    cache_size=20000
+)
+
+tickets = Table('tickets')