Session-Cookie Support (#1713)

* Create session cookie when cookie-expire set 0

* Fix format

* add test

* fix lint error

* fix test code

* fix conflicted test case

* update test case of cookie expiration

* update tests of csrf cookies

* update docs

* Update docs/docs/configuration/overview.md

Co-authored-by: Joel Speed <Joel.speed@hotmail.co.uk>

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Co-authored-by: tanuki884 <morkazuk@fsi.co.jp>
Co-authored-by: Joel Speed <Joel.speed@hotmail.co.uk>