Set version to 5.16.alpha1

CRM/Upgrade/Incremental/php/FiveSixteen.php

+<?php
+/*
+ +--------------------------------------------------------------------+
+ | CiviCRM version 5                                                  |
+ +--------------------------------------------------------------------+
+ | Copyright CiviCRM LLC (c) 2004-2019                                |
+ +--------------------------------------------------------------------+
+ | This file is a part of CiviCRM.                                    |
+ |                                                                    |
+ | CiviCRM is free software; you can copy, modify, and distribute it  |
+ | under the terms of the GNU Affero General Public License           |
+ | Version 3, 19 November 2007.                                       |
+ |                                                                    |
+ | CiviCRM is distributed in the hope that it will be useful, but     |
+ | WITHOUT ANY WARRANTY; without even the implied warranty of         |
+ | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
+ | See the GNU Affero General Public License for more details.        |
+ |                                                                    |
+ | You should have received a copy of the GNU Affero General Public   |
+ | License along with this program; if not, contact CiviCRM LLC       |
+ | at info[AT]civicrm[DOT]org. If you have questions about the        |
+ | GNU Affero General Public License or the licensing of CiviCRM,     |
+ | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
+ +--------------------------------------------------------------------+
+ */
+
+/**
+ * Upgrade logic for FiveSixteen */
+class CRM_Upgrade_Incremental_php_FiveSixteen extends CRM_Upgrade_Incremental_Base {
+
+  /**
+   * Compute any messages which should be displayed beforeupgrade.
+   *
+   * Note: This function is called iteratively for each upcoming
+   * revision to the database.
+   *
+   * @param string $preUpgradeMessage
+   * @param string $rev
+   *   a version number, e.g. '4.4.alpha1', '4.4.beta3', '4.4.0'.
+   * @param null $currentVer
+   */
+  public function setPreUpgradeMessage(&$preUpgradeMessage, $rev, $currentVer = NULL) {
+    // Example: Generate a pre-upgrade message.
+    // if ($rev == '5.12.34') {
+    //   $preUpgradeMessage .= '<p>' . ts('A new permission, "%1", has been added. This permission is now used to control access to the Manage Tags screen.', array(1 => ts('manage tags'))) . '</p>';
+    // }
+  }
+
+  /**
+   * Compute any messages which should be displayed after upgrade.
+   *
+   * @param string $postUpgradeMessage
+   *   alterable.
+   * @param string $rev
+   *   an intermediate version; note that setPostUpgradeMessage is called repeatedly with different $revs.
+   */
+  public function setPostUpgradeMessage(&$postUpgradeMessage, $rev) {
+    // Example: Generate a post-upgrade message.
+    // if ($rev == '5.12.34') {
+    //   $postUpgradeMessage .= '<br /><br />' . ts("By default, CiviCRM now disables the ability to import directly from SQL. To use this feature, you must explicitly grant permission 'import SQL datasource'.");
+    // }
+  }
+
+  /*
+   * Important! All upgrade functions MUST add a 'runSql' task.
+   * Uncomment and use the following template for a new upgrade version
+   * (change the x in the function name):
+   */
+
+  //  /**
+  //   * Upgrade function.
+  //   *
+  //   * @param string $rev
+  //   */
+  //  public function upgrade_5_0_x($rev) {
+  //    $this->addTask(ts('Upgrade DB to %1: SQL', array(1 => $rev)), 'runSql', $rev);
+  //    $this->addTask('Do the foo change', 'taskFoo', ...);
+  //    // Additional tasks here...
+  //    // Note: do not use ts() in the addTask description because it adds unnecessary strings to transifex.
+  //    // The above is an exception because 'Upgrade DB to %1: SQL' is generic & reusable.
+  //  }
+
+  // public static function taskFoo(CRM_Queue_TaskContext $ctx, ...) {
+  //   return TRUE;
+  // }
+
+}

CRM/Upgrade/Incremental/sql/5.16.alpha1.mysql.tpl

+{* file to handle db changes in 5.16.alpha1 during upgrade *}

sql/civicrm_generated.mysql

@@ -399,7 +399,7 @@ UNLOCK TABLES;
 LOCK TABLES `civicrm_domain` WRITE;
 /*!40000 ALTER TABLE `civicrm_domain` DISABLE KEYS */;
-INSERT INTO `civicrm_domain` (`id`, `name`, `description`, `config_backend`, `version`, `contact_id`, `locales`, `locale_custom_strings`) VALUES (1,'Default Domain Name',NULL,NULL,'5.15.beta1',1,NULL,'a:1:{s:5:\"en_US\";a:0:{}}');
+INSERT INTO `civicrm_domain` (`id`, `name`, `description`, `config_backend`, `version`, `contact_id`, `locales`, `locale_custom_strings`) VALUES (1,'Default Domain Name',NULL,NULL,'5.16.alpha1',1,NULL,'a:1:{s:5:\"en_US\";a:0:{}}');
 /*!40000 ALTER TABLE `civicrm_domain` ENABLE KEYS */;
 UNLOCK TABLES;

xml/version.xml

 <?xml version="1.0" encoding="iso-8859-1" ?>
 <version>
-  <version_no>5.15.beta1</version_no>
+  <version_no>5.16.alpha1</version_no>
 </version>