Location based Alert Rule (#11128)

* Location base Alert Rule

* travis fix

database/migrations/2020_02_10_223323_create_alert_location_map_table.php

@@ -0,0 +1,33 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+
+class CreateAlertLocationMapTable extends Migration
+{
+
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('alert_location_map', function (Blueprint $table) {
+            $table->increments('id');
+            $table->unsignedInteger('rule_id');
+            $table->unsignedInteger('location_id');
+            $table->unique(['rule_id','location_id'], 'alert_location_map_rule_id_location_id_uindex');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::drop('alert_location_map');
+    }
+}