Test for Symfony 4.1 and 4.2

Author: Cliff Odijk

.travis.yml

@@ -26,7 +26,11 @@ matrix:
     - php: 7.2
       env: SYMFONY_VERSION=4.0.*
     - php: 7.2
-      env: SYMFONY_VERSION=4.0.* REMOVE_PROXY_BRIDGE="yes" EXTRA_PHPUNIT_PARAMS="--group SymfonyBridgeProxyManagerDependency"
+      env: SYMFONY_VERSION=4.1.*
+    - php: 7.2
+      env: SYMFONY_VERSION=4.2.*
+    - php: 7.2
+      env: SYMFONY_VERSION=4.2.* REMOVE_PROXY_BRIDGE="yes" EXTRA_PHPUNIT_PARAMS="--group SymfonyBridgeProxyManagerDependency"
   allow_failures:
     - env: COMPOSER_FLAGS="--prefer-lowest"