Delete log data immediately after use
Delete log data immediately after use

A battle's log data used to stick around unnecessarily for a long time.
It is now deleted fairly soon after it's used, which should drastically
improve RAM use.

xfix/Pokemon-Showdown,Volcos/SpacialGaze,QuiteQuiet/Pokemon-Showdown,CharizardtheFireMage/Showdown-Boilerplate,EienSeiryuu/Pokemon-Showdown,Guernouille/Pokemon-Showdown,aakashrajput/Pokemon-Showdown,Git-Worm/City-PS,Bryan-0/Pokemon-Showdown,AustinXII/Pokemon-Showdown,Pikachuun/Pokemon-Showdown,Enigami/Pokemon-Showdown,zek7rom/SpacialGaze,panpawn/Pokemon-Showdown,Elveman/RPCShowdownServer,DesoGit/Tsunami_PS,aakashrajput/Pokemon-Showdown,jumbowhales/Pokemon-Showdown,Zarel/Pokemon-Showdown,Zarel/Pokemon-Showdown,urkerab/Pokemon-Showdown,ShowdownHelper/Saffron,ZestOfLife/FestiveLife,Enigami/Pokemon-Showdown,Sora-League/Sora,xfix/Pokemon-Showdown,CreaturePhil/Showdown-Boilerplate,Enigami/Pokemon-Showdown,TbirdClanWish/Pokemon-Showdown,Git-Worm/City-PS,jumbowhales/Pokemon-Showdown,zek7rom/SpacialGaze,DesoGit/TsunamiPS,Flareninja/Showdown-Boilerplate,Mystifi/Exiled,Lord-Haji/SpacialGaze,CreaturePhil/Showdown-Boilerplate,ShowdownHelper/Saffron,cadaeic/Pokemon-Showdown,DarkSuicune/Pokemon-Showdown,panpawn/Gold-Server,svivian/Pokemon-Showdown,CreaturePhil/Showdown-Boilerplate,Elveman/RPCShowdownServer,Lord-Haji/SpacialGaze,panpawn/Pokemon-Showdown,KewlStatics/Shit,EienSeiryuu/Pokemon-Showdown,PS-Spectral/Spectral,jd4564/Pokemon-Showdown,xCrystal/Pokemon-Showdown,xfix/Pokemon-Showdown,danpantry/Pokemon-Showdown,Zarel/Pokemon-Showdown,AnaRitaTorres/Pokemon-Showdown,HoeenCoder/SpacialGaze,AWailOfATail/Pokemon-Showdown,Sora-League/Sora,Mystifi/Exiled,panpawn/Gold-Server,Kokonoe-san/Glacia-PS,Pikachuun/Pokemon-Showdown,AustinXII/Pokemon-Showdown,ZestOfLife/FestiveLife,KewlStatics/Alliance,Guernouille/Pokemon-Showdown,urkerab/Pokemon-Showdown,azum4roll/Pokemon-Showdown,sirDonovan/Pokemon-Showdown,AWailOfATail/Pokemon-Showdown,TbirdClanWish/Pokemon-Showdown,AustinXII/Pokemon-Showdown,PS-Spectral/Spectral,DesoGit/TsunamiPS,AnaRitaTorres/Pokemon-Showdown,Flareninja/Showdown-Boilerplate,QuiteQuiet/Pokemon-Showdown,KewlStatics/Shit,xCrystal/Pokemon-Showdown,svivian/Pokemon-Showdown,jumbowhales/Pokemon-Showdown,Bryan-0/Pokemon-Showdown,svivian/Pokemon-Showdown,KewlStatics/Alliance,panpawn/Gold-Server,CharizardtheFireMage/Showdown-Boilerplate,PS-Spectral/Spectral,xCrystal/Pokemon-Showdown,SolarisFox/Pokemon-Showdown,sirDonovan/Pokemon-Showdown,HoeenCoder/SpacialGaze,sirDonovan/Pokemon-Showdown,SolarisFox/Pokemon-Showdown,danpantry/Pokemon-Showdown,svivian/Pokemon-Showdown,Sora-League/Sora,ShowdownHelper/Saffron,Mystifi/Exiled,aakashrajput/Pokemon-Showdown,Lord-Haji/SpacialGaze,azum4roll/Pokemon-Showdown,QuiteQuiet/Pokemon-Showdown,jd4564/Pokemon-Showdown,HoeenCoder/SpacialGaze,Enigami/Pokemon-Showdown,DesoGit/Tsunami_PS,DarkSuicune/Pokemon-Showdown,DesoGit/Tsunami_PS,xfix/Pokemon-Showdown,Volcos/SpacialGaze,cadaeic/Pokemon-Showdown,Kokonoe-san/Glacia-PS,svivian/Pokemon-Showdown,HoeenCoder/SpacialGaze,xfix/Pokemon-Showdown,AWailOfATail/Pokemon-Showdown,urkerab/Pokemon-Showdown