[V3] RC1 Compliance, fixes

RC1 changes on all cogs. Tools has inrole fixed, now will display appropriately if 0 people are in the specified role. Timezone: removed the time place command as timezoneapi.io has changed to a paid service.

inspirobot/inspirobot.py

@@ -3,7 +3,9 @@ import discord
 from redbot.core import commands
 
 
-class Inspirobot:
+BaseCog = getattr(commands, "Cog", object)
+
+class Inspirobot(BaseCog):
     """Posts images generated by https://inspirobot.me"""
     def __init__(self, bot):
         self.bot = bot