updated readme and resetted pollmaster files

pm/cogs/poll_controls.py

@@ -50,9 +50,7 @@ class PollControls(commands.Cog):
         while True:
             try:
                 if not hasattr(self.bot, 'db'):
-                    """await asyncio.sleep(30)"""
-                    logger.info("DB not available yet")
-                    time.sleep(30)
+                    await asyncio.sleep(30)
                     continue
 
                 query = self.bot.db.polls.find({'active': False, 'activation': {"$not": re.compile("0")}})