Replace full-text message ids with keys in credits template

resources/lang/de_DE/default.po

@@ -2763,3 +2763,19 @@ msgstr ""
 
 msgid "form.submit"
 msgstr "Absenden"
+
+msgid "credits.credit"
+msgstr ""
+"Das ursprüngliche Engelsystem wurde entwickelt von "
+"[cookie](https://github.com/cookieBerlin/engelsystem)"
+". Danach wurde es von "
+"[msquare](https://notrademark.de)"
+" (Maintainer) und "
+"[MyIgel](https://myigel.name)"
+" völlig überarbeitet und verbessert."
+
+msgid "credits.contributors"
+msgstr ""
+"Eine vollständige Liste der Mitwirkenden findest Du "
+"[auf GitHub](https://github.com/engelsystem/engelsystem/graphs/contributors)"
+"."

resources/lang/en_US/default.po

@@ -24,3 +24,19 @@ msgstr ""
 
 msgid "form.submit"
 msgstr "Submit"
+
+msgid "credits.credit"
+msgstr ""
+"The original engelsystem was written by "
+"[cookie](https://github.com/cookieBerlin/engelsystem)"
+". It was then completely rewritten and enhanced by "
+"[msquare](https://notrademark.de)"
+" (maintainer) and "
+"[MyIgel](https://myigel.name)"
+"."
+
+msgid "credits.contributors"
+msgstr ""
+"Please have a look at the "
+"[contributors list on GitHub](https://github.com/engelsystem/engelsystem/graphs/contributors)"
+" for a complete list."

resources/views/pages/credits.twig

@@ -17,15 +17,10 @@
                 <h2>{{ __('Source code') }}</h2>
                 <p>{{ __('Version: _%s_', [version])|markdown }}</i></p>
                 <p>
-                    {{ __('The original engelsystem was written by
-[cookie](https://github.com/cookieBerlin/engelsystem).
-It was then completely rewritten and enhanced by [msquare](https://notrademark.de) (maintainer) and
-[MyIgel](https://myigel.name).')|markdown }}
+                    {{ __('credits.credit')|markdown }}
                 </p>
                 <p>
-                    {{ __('Please have a look at the
-[contributors list on GitHub](https://github.com/engelsystem/engelsystem/graphs/contributors)
-for a complete list.')|markdown }}
+                    {{ __('credits.contributors')|markdown }}
                 </p>
             </div>
         </div>