Feature/filestorage sharenetworks list (#124)

* sfs: Add list for share networks

* sfs: Add acceptance tests for share network List

* sfs: Add more fields for filtering List requests

* sfs: Add pagination for share network List

* sfs: Change pagination to use MarkerPage

* sfs: Add acceptance tests for share network pagination
diff --git a/acceptance/openstack/sharedfilesystems/v2/sharenetworks.go b/acceptance/openstack/sharedfilesystems/v2/sharenetworks.go
index 1f75e90..b0aefd8 100644
--- a/acceptance/openstack/sharedfilesystems/v2/sharenetworks.go
+++ b/acceptance/openstack/sharedfilesystems/v2/sharenetworks.go
@@ -55,6 +55,6 @@
 	t.Logf("IP version: %d", sharenetwork.IPVersion)
 	t.Logf("Name: %s", sharenetwork.Name)
 	t.Logf("Description: %s", sharenetwork.Description)
-	t.Logf("Created at: %s", sharenetwork.CreatedAt)
-	t.Logf("Updated at: %s", sharenetwork.UpdatedAt)
+	t.Logf("Created at: %v", sharenetwork.CreatedAt)
+	t.Logf("Updated at: %v", sharenetwork.UpdatedAt)
 }