Move simplexml install with other php modules

Author: DanPeggParallax

Dockerfile-7.1

@@ -2,7 +2,7 @@ FROM alpine:3.7
 
 ENV PHP_VERSION 7.1
 
-RUN apk add --no-cache bash supervisor curl php7.1-simplexml@php
+RUN apk add --no-cache bash supervisor curl
 
 RUN apk --no-cache add ca-certificates openssl && \
   apk add --no-cache wget ca-certificates \
@@ -192,6 +192,7 @@ RUN apk add --no-cache \
   php7.1-mbstring@php \
   php7.1-mysqli@php \
   php7.1-mysqlnd@php \
+  php7.1-simplexml@php \
   php7.1-openssl@php \
   php7.1-pdo@php \
   php7.1-session@php \

examples/hello-world/Dockerfile

@@ -1,3 +1,3 @@
-FROM prlx/prlx-nginx-php-fpm:7.2
+FROM prlx/prlx-nginx-php-fpm:7.1
 
-ADD /src /src/public
+ADD /src /src/public