Upgrade 1-11.38

composer.json

@@ -68,7 +68,7 @@
         "graphp/graphviz": "~0.2.0",
         "guzzlehttp/guzzle": "~6.0",
         "h5p/h5p-core": "*",
-        "imagine/imagine": "0.6.3",
+
         "ircmaxell/password-compat": "~1.0.4",
         "jbroadway/urlify": "1.1.0-stable",
         "jeroendesloovere/vcard": "~1.7",
@@ -78,7 +78,7 @@
         "knplabs/gaufrette": "~0.3",
         "knplabs/knp-components": "~1.3",
         "league/csv": "~8.0",
-        "media-alchemyst/media-alchemyst": "~0.5",
+        "symfony/process": "~3.0|~4.0",
         "michelf/php-markdown": "~1.7",
         "monolog/monolog": "~1.0",
         "mpdf/mpdf": "^8.0",
@@ -92,8 +92,8 @@
         "php-xapi/repository-api": "dev-master as 0.3.1",
         "php-xapi/repository-doctrine": "dev-master",
         "php-xapi/symfony-serializer": "2.1.0 as 2.0",
-        "phpmailer/phpmailer": "~6.1",
-        "phpoffice/phpexcel": "~1.8",
+        "phpmailer/phpmailer": "^6.8",
+        "phpoffice/phpspreadsheet": "^1.28",
         "phpoffice/phpword": "~0.14",
         "phpseclib/phpseclib": "^2.0",
         "robrichards/xmlseclibs": "3.0.*",