fix code for restapi routes, fixes #1303

app/routes/Feedback.php

app/routes/FileSystem.php

app/routes/ResourceBooking.php

app/routes/ResourceCategories.php

app/routes/ResourcePermissions.php

app/routes/ResourceProperties.php

app/routes/ResourceRequest.php

app/routes/Resources.php

app/routes/RoomClipboard.php

app/routes/User.php

app/routes/Wiki.php

lib/models/FeedbackElement.php

lib/models/FeedbackEntry.php

lib/models/resources/ResourceCategory.class.php

lib/models/resources/ResourcePropertyDefinition.class.php