updates php from 7.0 to 7.2

* would require additional setup to build more than 2 versions on semaphore co

NOTE

* php 5.6 requires jessie as base image
** openssl/openssl#4133

.travis.yml

@@ -13,10 +13,10 @@ env:
     - PROJECT="php"
     - REPOSITORY="encodeering"
     - BRANCH="$TRAVIS_BRANCH"
-    - COMMIT="287a157544a8e43032ecb2879ff778d10c0d0e37"
+    - COMMIT="f4baf0edbc4e05e241938c68bcc7c9635707583d"
   matrix:
     - ARCH=amd64 VERSION=5.6 VARIANT=apache
-    - ARCH=amd64 VERSION=7.0 VARIANT=apache
+    - ARCH=amd64 VERSION=7.2 VARIANT=apache
 
 install:
 - bash <(curl https://raw.githubusercontent.com/encodeering/docker-ci/master/install.sh) 0.1.4

modules/build.sh

@@ -11,8 +11,13 @@ set -e
 import com.encodeering.docker.config
 import com.encodeering.docker.docker
 
-docker-pull "$REPOSITORY/debian-$ARCH:jessie" "debian:jessie"
+case "$VERSION" in
+    7.2) FROM=stretch ;;
+      *) FROM=jessie  ;;
+esac
 
-docker build -t "$DOCKER_IMAGE" "$PROJECT/$VERSION/jessie/$VARIANT"
+docker-pull "$REPOSITORY/debian-$ARCH:$FROM" "debian:$FROM"
+
+docker build -t "$DOCKER_IMAGE" "$PROJECT/$VERSION/$FROM/$VARIANT"
 
 docker run --rm "$DOCKER_IMAGE" php -v