Force Symfony 4.2

Author: rhukster

CHANGELOG.md

@@ -2,7 +2,8 @@
 ## mm/dd/2019
 
 1. [](#bugfix)
-    *  Fixed broken markdown Twig tag [#2635](https://github.com/getgrav/grav/issues/2635)
+    * Fixed broken markdown Twig tag [#2635](https://github.com/getgrav/grav/issues/2635)
+    * Force Symfony 4.2 in Grav 1.6 to remove a bunch of deprecated messages
 
 # v1.6.14
 ## 08/18/2019

composer.json

@@ -27,11 +27,11 @@
         "twig/twig": "~1.40",
         "erusev/parsedown": "1.6.4",
         "erusev/parsedown-extra": "~0.7",
-        "symfony/yaml": "~4.2",
-        "symfony/console": "~4.2",
-        "symfony/event-dispatcher": "~4.2",
-        "symfony/var-dumper": "~4.2",
-        "symfony/process": "~4.2",
+        "symfony/yaml": "~4.2.0",
+        "symfony/console": "~4.2.0",
+        "symfony/event-dispatcher": "~4.2.0",
+        "symfony/var-dumper": "~4.2.0",
+        "symfony/process": "~4.2.0",
         "doctrine/cache": "^1.8",
         "doctrine/collections": "^1.5",
         "guzzlehttp/psr7": "^1.4",