Johan Wikman 78928dc575 Make session_[getUser|get_remote] const correct
- Rename session_getUser to session_get_user
- Change session_get_user and session_get_remote to take a const
  SESSION* as argument and to return a const char*.
- Change server_get_persistent, so that user is passed as const.
- Update all users of these functions as appropriate.
2017-01-02 16:16:37 +02:00
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