Update process dependency

lstrojny · lstrojny · commit 118f07cfce2b · 2018-11-20T11:03:57.000+01:00
diff --git a/composer.json b/composer.json
@@ -15,7 +15,7 @@
      "require": {
         "silex/silex": "~2.0",
         "guzzle/guzzle": "*",
-        "symfony/process": "~3",
+        "symfony/process": "~3|~4",
         "jeremeamia/superclosure": "~2",
         "lstrojny/hmmmath": ">=0.5.0"
     },
