Fixes #113: ликвидация "Проектов" (#115)

Дополнительно для большей чистоты можно сделать следующее:
1) Удалить на боевом сервере папку с изображениями проектов (была задана через параметр 'path.to.project.images')
2) Перегенерировать файлы переводов (в папке 'messages')

assets/AppAsset.php

@@ -14,7 +14,6 @@ class AppAsset extends AssetBundle
     public $js = [
         'js/qa.js',
         'js/jquery.sticky.js',
-        'js/jquery.ThreeDots.min.js',
         'js/yiiscript.js',
     ];
     public $depends = [

config/system/params.php

@@ -3,8 +3,6 @@
     'adminEmail' => 'sam@rmcreaetive.ru',
     'supportEmail' => 'noreply@yiiframework.ru',
     'user.passwordResetTokenExpire' => 3600,
-    'path.to.project.images' => dirname(dirname(__DIR__)) . '/files/project-images/',
-    'url.to.project.images' => '/files/project-images/',
     'user.rememberMeDuration' => 3600 * 24 * 30,
     'user.resendVerified' => 900,
 ];

migrations/m170128_104216_drop_projects.php

@@ -0,0 +1,38 @@
+<?php
+
+use yii\db\Migration;
+
+class m170128_104216_drop_projects extends Migration
+{
+    public function up()
+    {
+        $this->dropForeignKey('fk-image-project_id-project-id', 'project_image');
+        $this->dropForeignKey('fk-project-user_id-user-id', 'project');
+
+        $this->dropTable('project_image');
+        $this->dropTable('project');
+    }
+
+    public function down()
+    {
+        $this->createTable('project', [
+            'id' => $this->primaryKey(),
+            'title' => $this->string()->notNull(),
+            'link' => $this->string()->notNull(),
+            'body' => 'MEDIUMTEXT NOT NULL',
+            'user_id' => $this->integer(),
+            'status' => $this->smallInteger()->notNull()->defaultValue(10),
+            'created_at' => $this->integer()->notNull(),
+            'updated_at' => $this->integer()->notNull(),
+        ]);
+
+        $this->createTable('project_image', [
+            'id' => $this->primaryKey(),
+            'project_id' => $this->integer(),
+            'name' => $this->string(32)->notNull(),
+        ]);
+
+        $this->addForeignKey('fk-project-user_id-user-id', 'project', 'user_id', 'user', 'id');
+        $this->addForeignKey('fk-image-project_id-project-id', 'project_image', 'project_id', 'project', 'id');
+    }
+}