Address a few other comments

Author: j4nr6n

.travis.yml

@@ -9,6 +9,7 @@ php:
   - hhvm
   - 7.0
   - 7.1
+  - 7.2
 
 service:
   - mongodb
@@ -24,7 +25,7 @@ matrix:
     - php: 5.6
       env: SYMFONY_VERSION=3.0.* COVERAGE=true
     # test the latest release (including beta releases)
-    - php: 7.1
+    - php: 7.2
       env: DEPENDENCIES=beta
   allow_failures:
     - php: hhvm
@@ -39,7 +40,7 @@ before_script:
   - if [[ $TRAVIS_PHP_VERSION != hhvm ]]; then phpenv config-rm xdebug.ini; echo "memory_limit=2G" >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini; fi;
   - if [[ ${TRAVIS_PHP_VERSION:0:2} == "5." ]]; then yes '' | pecl -q install -f mongo-stable; fi
   - if [[ ${TRAVIS_PHP_VERSION:0:2} == "7." ]]; then pecl install -f mongodb-stable; fi
-  - if [[ ${TRAVIS_PHP_VERSION:0:2} == "7." ]]; then composer require "alcaeus/mongo-php-adapter=^1.0.0" --ignore-platform-reqs; fi
+  - if [[ ${TRAVIS_PHP_VERSION:0:2} == "7." ]]; then composer config "platform.ext-mongo" "1.6.16" && composer require alcaeus/mongo-php-adapter; fi
   - composer self-update
   - if [ "$SYMFONY_VERSION" != "" ]; then composer require "symfony/symfony:${SYMFONY_VERSION}" --no-update; fi;
   - composer update --prefer-dist --no-interaction $COMPOSER_FLAGS

composer.json

@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": "^5.3.3|^7.0",
+        "php": "^5.4|^7.0",
         "friendsofsymfony/oauth2-php": "~1.1",
         "symfony/framework-bundle": "~2.8|~3.0|^4.0",
         "symfony/security-bundle": "~2.8|~3.0|^4.0",