Fix docs typo: `post_install` script references
Fix docs: `setup' script is optional, not mandatory
Document Cartridge Installation Process
Revert "Bug 1112522: Getting rid of OPENSHIFT_PHPMYADMIN_LOG_DIR.erb in the gear env/ directory"
Merge pull request #5554 from jhadvig/bz_1112522_undo

Merged by openshift-bot
php migration hotfix
Merge pull request #5556 from VojtechVitek/php_migration_hotfix

Merged by openshift-bot
Merge pull request #5536 from VojtechVitek/docs_setup_install_order

Merged by openshift-bot
Expose region and zones of gears in REST API