* Clarified char_maintenance config option.
* Changed packet 0x2712. (added request_id)
* Changed packet 0x2713. (added sex, request_id, version, clienttype; removed email, expiration time, gmlevel)
* Delayed user count check and mmo_char_send006b to when the account data arrives.
* Created auxiliary function MD5_Salt.
(split from a future commit that was getting to big for my taste)
git-svn-id: https://svn.code.sf.net/p/rathena/svn/trunk@13652 54d463be-8e91-2dee-dedb-b68131a5f0ec