This reverts commit 636be819.

Issue #2542236 by colan: Excluded directories that shouldn't be in site backups, and added alter hook.

Issue #2960237 by Jon Pugh: Sites on remote servers fail on Platforms that use git or composer, with Drupal in a subfolder

  - Cleanup docs and move to provision.api.php

git authored Aug 24, 2017 and Herman van Rink committed Aug 24, 2017

Issue #2857480 by helmo, kfolsom, jsedwick: MySQL Dumps containing Global Transaction ID (GTID) Incompatible with Aegir

Issue #2853184: In the Provision_Config::render_template() method, add drush_command_invoke_all_ref() to create hook_provision_config_variables_alter(), allowing drush files to alter variables right before they are written to templates.

Issue #2471805: Add hook_provision_deploy_options_alter() invocations to migrate and restore, and document it in te API.

Issue #2266997 by helmo, cweagans: Added Do not automatically enable update module when installing a site.

Issue #2099057 by cweagans, danquah, ergonlogic: Allow skipping chmod and chgrp on created directories.