(Moderation): New module and core system.

Incomplete commit!
Core ticket-based moderation system, with data.

bot/modules/moderation/data.py

@@ -0,0 +1,18 @@
+from data import Table, RowTable
+
+
+video_channels = Table('video_channels')
+studyban_durations = Table('studyban_durations')
+
+ticket_info = RowTable(
+    'ticket_info',
+    ('ticketid', 'guild_ticketid',
+     'guildid', 'targetid', 'ticket_type', 'moderator_id', 'auto',
+     'log_msg_id', 'created_at',
+     'content', 'context', 'duration'
+     'expiry',
+     'pardoned', 'pardoned_by', 'pardoned_at', 'pardoned_reason'),
+    'ticketid',
+)
+
+tickets = Table('tickets')