3.3.3

• Deprecate Makefile target logs-delayed; replaced with logsdef.
• Updates source image to 2.6.1.
• Updates httpd24u packages to 2.4.41-1.
• Updates php72u packages to 7.2.22-1.
• Updates php72u-pecl-memcached package to 3.1.3-1.
• Updates test/health_status helper script with for consistency.
• Updates Makefile target logs to accept [OPTIONS] (e.g make -- logs -ft).
• Updates info/error output for consistency.
• Updates healthcheck failure messages to remove EOL character that is rendered in status response.
• Updates wrapper script; only emit "waiting on" info message if bootstrap hasn't completed.
• Updates ordering of Tags and respective Dockerfile links in README.md for readability.
• Updates session test cases; replace PHP memcached session store with redis.
• Adds improved test workflow; added test-setup target to Makefile.
• Adds Makefile target logsdef to handle deferred logs output within a target chain.
• Adds /docs directory for supplementary documentation and simplify README.
• Adds test case for Apache DirectoryIndex default.
• Adds separate configuration files for Apache and PHP-FPM status paths.
• Fixes missing /run/php-fpm path in build and adds fail-safe setup in php-fpm-wrapper.
• Fixes validation failure of 0 second --timeout value in test/health_status.