Added Vagrant based development environment

DevelopmentEnvironment/Vagrantfile

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+Vagrant.configure("2") do |config|
+  config.vm.box = "ubuntu/bionic64"
+  config.vm.network "forwarded_port", guest: 80, host: 80
+
+  config.vm.provision "shell", inline: <<-SHELL
+    # Install Dependencies
+    apt-get update
+    apt-get install -y apache2 libapache2-mod-fcgid php-fpm mysql-server php-mysql git
+    # Set up Apache
+    a2enmod proxy_fcgi setenvif
+    a2enconf php7.2-fpm
+    systemctl restart apache2
+    # Set up Wordpress
+    /vagrant/root_install_wordpress.sh
+  SHELL
+end

DevelopmentEnvironment/customise_wordpress.sh

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+#! /bin/bash
+cd /var/www/html/wp-content/plugins
+git clone https://github.com/aaroncampbell/presenter --recurse-submodules
+wp plugin activate presenter

DevelopmentEnvironment/root_install_wordpress.sh

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+#! /bin/bash
+
+# Allow us to run commands as www-data
+chsh -s /bin/bash www-data
+# Let www-data access files in the web-root.
+chown -R www-data:www-data /var/www
+
+# wp-cli
+curl -s -S -O https://raw.githubusercontent.com/wp-cli/builds/gh-pages/phar/wp-cli.phar
+mv wp-cli.phar /usr/local/bin/wp
+chmod +x /usr/local/bin/wp
+
+# Slightly based on 
+# https://www.a2hosting.co.uk/kb/developer-corner/mysql/managing-mysql-databases-and-users-from-the-command-line
+echo "CREATE DATABASE wp;" | mysql -u root
+echo "GRANT ALL PRIVILEGES ON wp.* TO 'wp'@'localhost' IDENTIFIED BY 'wp';" | mysql -u root
+echo "FLUSH PRIVILEGES;" | mysql -u root
+
+su - www-data -c /vagrant/user_install_wordpress.sh
+
+su - www-data -c /vagrant/customise_wordpress.sh

DevelopmentEnvironment/user_install_wordpress.sh

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+#! /bin/bash
+
+# Largely based on https://d9.hosting/blog/wp-cli-install-wordpress-from-the-command-line/
+cd /var/www/html
+# Install the latest WP into this directory
+wp core download --locale=en_GB
+# Configure the database with the credentials set up in root_install_wordpress.sh
+wp config create --dbname=wp --dbuser=wp --dbpass=wp --locale=en_GB
+# Skip the first-run-wizard
+wp core install --url=localhost --title=Test --admin_user=admin --admin_password=password --admin_email=example@example.com --skip-email
+# Setup basic permalinks
+wp option update permalink_structure ""
+# Flush the rewrite schema based on the permalink structure
+wp rewrite structure ""