Added initial storage structure for Phrequent.

Summary:
Added the initial storage structure (DB tables and DAO classes)
for Phrequent.

Test Plan:
Apply the patch and run `bin/storage upgrade`. It should
complete successfully.

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Maniphest Tasks: T2857

Differential Revision: https://secure.phabricator.com/D5476

resources/sql/patches/20130330.phrequent.sql

···
+CREATE TABLE {$NAMESPACE}_phrequent.phrequent_usertime (
+  id INT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY,
+  userPHID VARCHAR(64) NOT NULL COLLATE utf8_bin,
+  objectPHID VARCHAR(64) NULL COLLATE utf8_bin,
+  note LONGTEXT NULL COLLATE utf8_bin,
+  dateStarted INT UNSIGNED NOT NULL,
+  dateEnded INT UNSIGNED NULL,
+  dateCreated INT UNSIGNED NOT NULL,
+  dateModified INT UNSIGNED NOT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8;

src/applications/phrequent/storage/PhrequentDAO.php

···
+<?php
+
+/**
+ * @group phrequent
+ */
+abstract class PhrequentDAO extends PhabricatorLiskDAO {
+
+  public function getApplicationName() {
+    return 'phrequent';
+  }
+
+}

src/applications/phrequent/storage/PhrequentUserTime.php

···
+<?php
+
+/**
+ * @group phrequent
+ */
+final class PhrequentUserTime extends PhrequentDAO {
+
+  protected $userPHID;
+  protected $objectPHID;
+  protected $note;
+  protected $dateStarted;
+  protected $dateEnded;
+
+}

src/infrastructure/storage/patch/PhabricatorBuiltinPatchList.php

···
         'type' => 'db',
         'name' => 'phortune',
       ),
+      'db.phrequent' => array(
+        'type' => 'db',
+        'name' => 'phrequent',
+      ),
       '0000.legacy.sql' => array(
         'type'    => 'sql',
         'name'    => $this->getPatchPath('0000.legacy.sql'),
···
       '20130324.phortuneproduct.sql' => array(
         'type'    => 'sql',
         'name'    => $this->getPatchPath('20130324.phortuneproduct.sql'),
+      ),
+      '20130330.phrequent.sql' => array(
+        'type'    => 'sql',
+        'name'    => $this->getPatchPath('20130330.phrequent.sql'),
       ),
     );
   }