Trivia: implement /trivia search command (#2820)
Trivia: implement /trivia search command (#2820)

Now users can search for questions/submissions without having to rummage
through the entire list of questions. Trivia data and its writer are exported
once more so edits can be made to it with /eval if necessary.
ShowdownHelper/Saffron,HoeenCoder/SpacialGaze,SolarisFox/Pokemon-Showdown,Enigami/Pokemon-Showdown,TbirdClanWish/Pokemon-Showdown,CreaturePhil/Showdown-Boilerplate,Elveman/RPCShowdownServer,PS-Spectral/Spectral,CreaturePhil/Showdown-Boilerplate,urkerab/Pokemon-Showdown,Git-Worm/City-PS,zek7rom/SpacialGaze,KewlStatics/Shit,Mystifi/Exiled,Bryan-0/Pokemon-Showdown,svivian/Pokemon-Showdown,Pikachuun/Pokemon-Showdown,xfix/Pokemon-Showdown,xfix/Pokemon-Showdown,azum4roll/Pokemon-Showdown,danpantry/Pokemon-Showdown,Bryan-0/Pokemon-Showdown,KewlStatics/Alliance,aakashrajput/Pokemon-Showdown,xfix/Pokemon-Showdown,Zarel/Pokemon-Showdown,Sora-League/Sora,HoeenCoder/SpacialGaze,Lord-Haji/SpacialGaze,jd4564/Pokemon-Showdown,panpawn/Gold-Server,svivian/Pokemon-Showdown,DesoGit/Tsunami_PS,Enigami/Pokemon-Showdown,urkerab/Pokemon-Showdown,svivian/Pokemon-Showdown,EienSeiryuu/Pokemon-Showdown,AnaRitaTorres/Pokemon-Showdown,svivian/Pokemon-Showdown,panpawn/Pokemon-Showdown,KewlStatics/Alliance,urkerab/Pokemon-Showdown,QuiteQuiet/Pokemon-Showdown,Kokonoe-san/Glacia-PS,CreaturePhil/Showdown-Boilerplate,PS-Spectral/Spectral,sirDonovan/Pokemon-Showdown,xfix/Pokemon-Showdown,danpantry/Pokemon-Showdown,DesoGit/Tsunami_PS,Kokonoe-san/Glacia-PS,azum4roll/Pokemon-Showdown,ShowdownHelper/Saffron,jumbowhales/Pokemon-Showdown,AnaRitaTorres/Pokemon-Showdown,AWailOfATail/Pokemon-Showdown,xCrystal/Pokemon-Showdown,Elveman/RPCShowdownServer,Enigami/Pokemon-Showdown,EienSeiryuu/Pokemon-Showdown,ShowdownHelper/Saffron,aakashrajput/Pokemon-Showdown,sirDonovan/Pokemon-Showdown,QuiteQuiet/Pokemon-Showdown,aakashrajput/Pokemon-Showdown,Mystifi/Exiled,jumbowhales/Pokemon-Showdown,DesoGit/Tsunami_PS,QuiteQuiet/Pokemon-Showdown,sirDonovan/Pokemon-Showdown,zek7rom/SpacialGaze,xfix/Pokemon-Showdown,panpawn/Gold-Server,panpawn/Pokemon-Showdown,AWailOfATail/Pokemon-Showdown,Pikachuun/Pokemon-Showdown,cadaeic/Pokemon-Showdown,xCrystal/Pokemon-Showdown,DarkSuicune/Pokemon-Showdown,jumbowhales/Pokemon-Showdown,panpawn/Gold-Server,Sora-League/Sora,KewlStatics/Shit,Zarel/Pokemon-Showdown,HoeenCoder/SpacialGaze,Sora-League/Sora,DarkSuicune/Pokemon-Showdown,PS-Spectral/Spectral,Mystifi/Exiled,AustinXII/Pokemon-Showdown,SolarisFox/Pokemon-Showdown,svivian/Pokemon-Showdown,Guernouille/Pokemon-Showdown,cadaeic/Pokemon-Showdown,AWailOfATail/Pokemon-Showdown,xCrystal/Pokemon-Showdown,Volcos/SpacialGaze,Volcos/SpacialGaze,Enigami/Pokemon-Showdown,jd4564/Pokemon-Showdown,Guernouille/Pokemon-Showdown,AustinXII/Pokemon-Showdown,Lord-Haji/SpacialGaze,HoeenCoder/SpacialGaze,Git-Worm/City-PS,Zarel/Pokemon-Showdown,AustinXII/Pokemon-Showdown,Lord-Haji/SpacialGaze,TbirdClanWish/Pokemon-Showdown