Nicolas Lempereur
3f1e99c4b9
Partial backport of commit 093e39bd.
When a flow is stopped by a login redirection, some data (e.g: a product
comment being posted) could be lost. This commit in this case convert
POST request data to GET data (so it is possible to add a GET controller
which after login will terminate the action).
closes #7100
opw-642350