add txodds markets as a resource

app/Models/TxoddsMarket.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class TxoddsMarket extends Model
+{
+    protected $fillable = [
+        'market_id',
+        'shortname',
+        'name',
+        'soccer',
+        'ice_hockey',
+        'basketball',
+        'tennis',
+    ];
+}