Merge branch 'development' into 286-gulp-fur-less-einrichten

app/Http/Controllers/LanguageController.php

app/Http/Controllers/MailController.php

app/Http/Controllers/SitesearchController.php

app/Http/Controllers/StartpageController.php

app/Mail/Kontakt.php

app/Mail/Spende.php

app/Mail/Sprachdatei.php

app/MetaGer.php

app/Models/parserSkripte/Blogsearch.php

app/Models/parserSkripte/Europeana.php

app/Models/parserSkripte/Flickr.php

app/Models/parserSkripte/Openclipart.php

app/Models/parserSkripte/Pixabay.php

composer.json

composer.lock

gulpfile.js

public/css/styleResultPage.css

public/css/themes/default.css.map

public/js/all.js

public/js/all.js.map