Only copy the shell scripts, not the containing directory
Using conf.d include instead of modifying nginx.conf
Add a dokkurc file to easily turn on and off debug mode (https://github.com/progrium/dokku/wiki/Troubleshooting)
Added plugin that allows custom nginx vhost configuration directives + using fork of dokku that is required for this plugin until PR is merged
Added a plugin that allows to set arbitrary domain aliases to existing nginx vhosts