zendframework/zf2#6366 - session data is backed up and merged back into `$_SESSION` after `session_start()` (when not empty)
zendframework/zf2#6366 - session data is backed up and merged back into `$_SESSION` after `session_start()` (when not empty)

Signed-off-by: Marco Pivetta <f0bd52b8d7e3243b3d2dbbf8e6a364ce7572a94a@gmail.com>

Maks3w/zend-session,MadCat34/zend-session,zendframework/zend-session,oswaldderiemaecker/zend-session