* When reading expired sessions - expire them
Update to latest macaron/session following merge of
https://gitea.com/macaron/session/pulls/11
Also remove old memory provider as 11 updates the memory provider to
make it unnecessary.
Signed-off-by: Andrew Thornton <art27@cantab.net>
* and macaron/session/pulls/12
Signed-off-by: Andrew Thornton <art27@cantab.net>