moved the leaderboard text generation into RoboPage class

data.py

@@ -148,14 +148,10 @@ class MsgData:
                 .apply(lambda gdf: gdf['count'].sum())
                 .sort_values(ascending=False))
 
-    async def emoji_leaderboard(self, client: discord.Client, emoji_name: str, days: int):
+    async def emoji_user_counts(self, client: discord.Client, emoji_name: str, days: int):
         counts: pd.Series = self.emoji_totals(emoji_name, days)
         counts.index = pd.Index([(await client.fetch_user(user_id=uid)).display_name for uid in counts.index])
-        width = max([len(str(s)) for s in counts.index.values])
-        res = f'{emoji_name} totals, past {days} days\n'
-        res += '\n'.join(f"`{str(name).ljust(width + 1)}with {cnt:<2.0f} total`"
-                         for name, cnt in counts.iteritems())
-        return res
+        return counts
 
     def worst_offsenses(self, user: str, days: int):
         cdf = self.emoji_messages('cancelled', days=days)