Update _sidebar.md

Author: kyb3r

docs/_sidebar.md

@@ -1,15 +1,16 @@
 * API Reference
 * [Client](client.md)
 * [Profile](profile.md)
-    * [Arena](arena.md)
-    * [Shop](shop.md)
-    * [Cycle](cycle.md)
-    * [Card](card.md)
 * [Clan](clan.md)
-    * [Clan Chest](clanchest.md)
-    * [Member](member.md)
 * [Constants](constants.md)
-    * [Alliance](alliance.md)
-    * [Country](country.md)
-    * [Rarity](rarity.md)
-    * [Card Info](cardinfo.md)
+* Models
+* [Clan Chest](clanchest.md)
+* [Member](member.md)
+* [Arena](arena.md)
+* [Shop](shop.md)
+* [Cycle](cycle.md)
+* [Card Info](cardinfo.md)
+* [Card](card.md)
+* [Alliance](alliance.md)
+* [Country](country.md)
+* [Rarity](rarity.md)