add php:7.4-fpm image, and update nginx conf 

1.5.0 release notes 

Merge pull request #14 from ModestCoders/upgrade-libsodium-1.0.18 add libsodium to php 7.1 image, and upgrade libsodiuim for php 7.2 image

Release 1.4.0 

release 1.3.0 

New unison tag in readme 

Add node8-php7.2 image 

Merge pull request #5 from ModestCoders/php-images Php images

Merge pull request #1 from ModestCoders/naming-node Use same naming for service folder as used for image tag