Downgrade externalized modules

Downgrade externalized modules to a version that doesn't hold BC-breaking Webmozart-assertions

composer.json

@@ -47,34 +47,34 @@
         "phpmailer/phpmailer": "^6.0",
         "robrichards/xmlseclibs": "^3.0",
         "simplesamlphp/saml2": "^3.3",
-        "simplesamlphp/simplesamlphp-module-adfs": "^1.0",
-        "simplesamlphp/simplesamlphp-module-authcrypt": "^1.0",
-        "simplesamlphp/simplesamlphp-module-authfacebook": "^1.0",
-        "simplesamlphp/simplesamlphp-module-authorize": "^1.0",
-        "simplesamlphp/simplesamlphp-module-authtwitter": "^1.0",
-        "simplesamlphp/simplesamlphp-module-authwindowslive": "^1.0",
-        "simplesamlphp/simplesamlphp-module-authx509": "^1.0.0",
-        "simplesamlphp/simplesamlphp-module-authyubikey": "^1.0.0",
-        "simplesamlphp/simplesamlphp-module-cas": "^1.0",
-        "simplesamlphp/simplesamlphp-module-cdc": "^1.0",
-        "simplesamlphp/simplesamlphp-module-consent": "^1.0",
-        "simplesamlphp/simplesamlphp-module-consentadmin": "^1.0",
-        "simplesamlphp/simplesamlphp-module-discopower": "^1.0",
+        "simplesamlphp/simplesamlphp-module-adfs": "^0.9",
+        "simplesamlphp/simplesamlphp-module-authcrypt": "^0.9",
+        "simplesamlphp/simplesamlphp-module-authfacebook": "^0.9",
+        "simplesamlphp/simplesamlphp-module-authorize": "^0.9",
+        "simplesamlphp/simplesamlphp-module-authtwitter": "^0.9",
+        "simplesamlphp/simplesamlphp-module-authwindowslive": "^0.9",
+        "simplesamlphp/simplesamlphp-module-authx509": "^0.9",
+        "simplesamlphp/simplesamlphp-module-authyubikey": "^0.9",
+        "simplesamlphp/simplesamlphp-module-cas": "^0.9",
+        "simplesamlphp/simplesamlphp-module-cdc": "^0.9",
+        "simplesamlphp/simplesamlphp-module-consent": "^0.9",
+        "simplesamlphp/simplesamlphp-module-consentadmin": "^0.9",
+        "simplesamlphp/simplesamlphp-module-discopower": "^0.9",
         "simplesamlphp/simplesamlphp-module-exampleattributeserver": "^1.0",
-        "simplesamlphp/simplesamlphp-module-expirycheck": "^1.0",
-        "simplesamlphp/simplesamlphp-module-ldap": "^1.0",
+        "simplesamlphp/simplesamlphp-module-expirycheck": "^0.9",
+        "simplesamlphp/simplesamlphp-module-ldap": "^0.9",
         "simplesamlphp/simplesamlphp-module-memcookie": "^1.2",
-        "simplesamlphp/simplesamlphp-module-memcachemonitor": "^1.0",
-        "simplesamlphp/simplesamlphp-module-metarefresh": "^1.0",
-        "simplesamlphp/simplesamlphp-module-negotiate": "^1.0",
-        "simplesamlphp/simplesamlphp-module-oauth": "^1.0",
-        "simplesamlphp/simplesamlphp-module-preprodwarning": "^1.0",
-        "simplesamlphp/simplesamlphp-module-radius": "^1.0.0",
-        "simplesamlphp/simplesamlphp-module-riak": "^1.0.0",
-        "simplesamlphp/simplesamlphp-module-smartattributes": "^1.0.0",
-        "simplesamlphp/simplesamlphp-module-sanitycheck": "^1.0.0",
-        "simplesamlphp/simplesamlphp-module-statistics": "^1.0.0",
-        "simplesamlphp/simplesamlphp-module-sqlauth": "^1.0.0",
+        "simplesamlphp/simplesamlphp-module-memcachemonitor": "^0.9",
+        "simplesamlphp/simplesamlphp-module-metarefresh": "^0.9",
+        "simplesamlphp/simplesamlphp-module-negotiate": "^0.9",
+        "simplesamlphp/simplesamlphp-module-oauth": "^0.9",
+        "simplesamlphp/simplesamlphp-module-preprodwarning": "^0.9",
+        "simplesamlphp/simplesamlphp-module-radius": "^0.9",
+        "simplesamlphp/simplesamlphp-module-riak": "^0.9",
+        "simplesamlphp/simplesamlphp-module-smartattributes": "^0.9",
+        "simplesamlphp/simplesamlphp-module-sanitycheck": "^0.9",
+        "simplesamlphp/simplesamlphp-module-statistics": "^0.9",
+        "simplesamlphp/simplesamlphp-module-sqlauth": "^0.9",
         "symfony/routing": "^3.4 || ^4.0",
         "symfony/http-foundation": "^3.4 || ^4.0",
         "symfony/config": "^3.4 || ^4.0",