Add initial basic API changes

New route is `/api/me`

database/migrations/2016_10_14_164802_update_api_keys.php

@@ -0,0 +1,36 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class UpdateApiKeys extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('api_keys', function (Blueprint $table) {
+            $table->unsignedInteger('user')->after('id');
+            $table->text('memo')->after('allowed_ips')->nullable();
+            $table->timestamp('expires_at')->after('memo')->nullable();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('api_keys', function (Blueprint $table) {
+            $table->dropColumn('user');
+            $table->dropColumn('memo');
+            $table->dropColumn('expires_at');
+        });
+    }
+}