Fixed bugreport:7983, Pain Killer should be casted only to 'friend'

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@17518 54d463be-8e91-2dee-dedb-b68131a5f0ec
* Fixed searchstores not removing character data when logging off. (bugreport:8080) (Merged from Hercules:58e2d27)

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@17519 54d463be-8e91-2dee-dedb-b68131a5f0ec
* Follow-up to 3887ff / r17519.

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@17520 54d463be-8e91-2dee-dedb-b68131a5f0ec
* Prevented MDEF damage reduction from dividing by zero. (bugreport:8064)
* Added a new battle_config to increase all items drop rate by 0.01%. (bugreport:8005)
* Moved OnInit to load before OnInstanceInit in npc_reload(). (bugreport:8043)
* Fixed homunculus causing the map-server to crash. (bugreport:8036)

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@17521 54d463be-8e91-2dee-dedb-b68131a5f0ec
* Follow-up to c154fe1.

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@17522 54d463be-8e91-2dee-dedb-b68131a5f0ec
* Follow-up to c154fe1. Bugged item drop rate increase also applies to renewal.

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@17523 54d463be-8e91-2dee-dedb-b68131a5f0ec