added the upload functions for both company image and registration certificate, stored under /storage/app directory

database/migrations/2018_05_08_081508_add_nullable_to_companies.php

@@ -0,0 +1,45 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class AddNullableToCompanies extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('companies', function (Blueprint $table) {
+            //
+            $table->string('company_profile')->nullable()->change(); //need to check about storage type
+            $table->string('reg_cert')->nullable()->change();
+            $table->string('company_name')->nullable()->change();
+            $table->string('registration_no')->nullable()->change();
+            $table->string('tax_no')->nullable()->change();
+            $table->integer('tel_no')->nullable()->change();
+            $table->integer('fax')->nullable()->change();
+            $table->string('address')->nullable()->change();
+            $table->string('city')->nullable()->change();
+            $table->string('postcode')->nullable()->change();
+            $table->string('state')->nullable()->change();
+            $table->string('country')->nullable()->change();
+            $table->string('contact_person')->nullable()->change();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('companies', function (Blueprint $table) {
+            //
+        });
+    }
+}