Install Nginx; PHP 5.4 (FPM); and some PHP extensions (imagick, xdebug, mysql)

brew-memp.sh

# Install PHP 5.5 with FPM and MySQL extension
brew install --without-apache --with-fpm --with-mysql --with-phpdbg php55
 
# Install PHP 5.5 extensions
brew install php55-imagick php55-xdebug
 
# Install Nginx
brew install --with-debug nginx
 
# Install MySQL
brew install mysql
 
# Create a symlink
ln -s /usr/bin/php /usr/local/bin/php
ln -s /usr/sbin/php-fpm /usr/local/sbin/php-fpm