Fix routing redirecting to the list of issues after one has been created

Signed-off-by: Pierre-Yves Chibon <pingou@pingoured.fr>
Fix link in the issue template to use the new user model

Signed-off-by: Pierre-Yves Chibon <pingou@pingoured.fr>
Fix link in the issues template to use the new user model

Signed-off-by: Pierre-Yves Chibon <pingou@pingoured.fr>