fix closing search dropdown (#1142)

* using a different library for javascript selects, fixing the closing search dropdown
* fix closing dropdown for daterangepicker
* added missing search button for mobile on customer page
* fix meta fields with same names than existing columns

tests/Repository/Query/TagFormTypeQueryTest.php

@@ -0,0 +1,29 @@
+<?php
+
+/*
+ * This file is part of the Kimai time-tracking app.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Tests\Repository\Query;
+
+use App\Entity\User;
+use App\Repository\Query\TagFormTypeQuery;
+
+/**
+ * @covers \App\Repository\Query\TagFormTypeQuery
+ */
+class TagFormTypeQueryTest extends BaseQueryTest
+{
+    public function testQuery()
+    {
+        $sut = new TagFormTypeQuery();
+
+        $user = new User();
+        self::assertNull($sut->getUser());
+        self::assertInstanceOf(TagFormTypeQuery::class, $sut->setUser($user));
+        self::assertSame($user, $sut->getUser());
+    }
+}