Update to feedio 4+

- bumped dependencies to last supported version
travis:
- removed php 7.0
- move main target to stable16
- add seperate runs for stable14 and stable15

Signed-off-by: Benjamin Brahmer <info@b-brahmer.de>

1 files changed, 2 insertions, 1 deletions

diff --git a/lib/Fetcher/Client/FeedIoClient.php b/lib/Fetcher/Client/FeedIoClient.php
index d9ce8d897..268828e2b 100644
--- a/lib/Fetcher/Client/FeedIoClient.php
+++ b/lib/Fetcher/Client/FeedIoClient.php
@@ -11,6 +11,7 @@
 namespace OCA\News\Fetcher\Client;
 
 use FeedIo\Adapter\ClientInterface;
+use FeedIo\Adapter\ResponseInterface;
 use FeedIo\Adapter\Guzzle\Response;
 use FeedIo\Adapter\NotFoundException;
 use FeedIo\Adapter\ServerErrorException;
@@ -41,7 +42,7 @@ class FeedIoClient implements ClientInterface
      * @throws \FeedIo\Adapter\ServerErrorException
      * @return \FeedIo\Adapter\ResponseInterface
      */
-    public function getResponse($url, \DateTime $modifiedSince)
+    public function getResponse(string $url, \DateTime $modifiedSince) : ResponseInterface
     {
         try {
             $options = [