Improve canBroadcast()
Improve canBroadcast()

If still in cooldown, the command is not added to the room anymore, and a message is sent to the user.
If an unauthorized user attempts to broadcast, the error message is now sent to the current room rather than to Lobby.
UniversalMan12/Universe-Server,MayukhKundu/Pokemon-Domain,PS-Spectral/Spectral,jumbowhales/Pokemon-Showdown,FakeSloth/Infinite,TheManwithskills/COC,QuiteQuiet/Pokemon-Showdown,Johto-Serverr/Werfin-Boilerplate,gustavo515/gashoro,SerperiorBae/Bae-Showdown,MayukhKundu/Technogear,kuroscafe/Showdown-Boilerplate,SolarisFox/Pokemon-Showdown,scotchkorean27/Pokemon-Showdown,AvinashSwaminathan/lotus-v3,lFernanl/Pokemon-Showdown,forbiddennightmare/Pokemon-Showdown-1,SkyeTheFemaleSylveon/Mudkip-Server,psnsVGC/Wish-Server,CreaturePhil/Showdown-Boilerplate,Kenny-/Pokemon-Showdown,Lord-Haji/SpacialGaze,Ridukuo/Test,Sora-Server/Sora,SerperiorBae/BaeShowdown,Sora-Server/Sora,iFaZe/SilverZ,KewlStatics/Showdown-Template,Legit99/Lightning-Storm-Server,johtooo/PS,MasterFloat/Pokemon-Showdown,AustinXII/Pokemon-Showdown,Enigami/Pokemon-Showdown,KewlStatics/Alliance,yashagl/pokemon-showdown,LightningStormServer/Lightning-Storm,bai2/Dropp,megaslowbro1/Pokemon-Showdown-Server-for-megaslowbro1,zek7rom/SpacialGaze,megaslowbro1/Pokemon-Showdown-Server-for-megaslowbro1,Fusxfaranto/Pokemon-Showdown,yashagl/yash-showdown,SerperiorBae/PokemonShowdown2,TheManwithskills/DS,Legit99/Lightning-Storm-Server,DarkSuicune/Pokemon-Showdown,LustyAsh/EOS-Master,DesoGit/Tsunami_PS,MeliodasBH/boarhat,Pablo000/aaa,Darkshadow6/git-remote-add-scalingo-git-scalingo.com-pokemoonforums,abrulochp/Lumen-Pokemon-Showdown,Adithya4Uberz/The-Tsunami-League,SkyeTheFemaleSylveon/Mudkip-Server,xfix/Pokemon-Showdown,TheManwithskills/Server---Thermal,JellalTheMage/PS-,catanatron/pokemon-rebalance,Enigami/Pokemon-Showdown,CharizardtheFireMage/Showdown-Boilerplate,kuroscafe/Paradox,PauLucario/LQP-Server-Showdown,abrulochp/Dropp-Pokemon-Showdown,Extradeath/advanced,MayukhKundu/Mudkip-Server,Tesarand/Pokemon-Showdown,Disaster-Area/Pokemon-Showdown,MasterFloat/LQP-Server-Showdown,Arcticblast/Pokemon-Showdown,Pikachuun/Joimmon-Showdown,panpawn/Gold-Server,miahjennatills/Pokemon-Showdown,SerperiorBae/Pokemon-Showdown,Mystifi/Exiled,lFernanl/Pokemon-Showdown,Alpha-Devs/OmegaRuby-Server,comedianchameleon/test,KaitoV4X/Showdown,Darkshadow6/git-remote-add-scalingo-git-scalingo.com-pokemoonforums,BuzzyOG/Pokemon-Showdown,xfix/Pokemon-Showdown,Wando94/Spite,SerperiorBae/BaeShowdown,SkyeTheFemaleSylveon/Pokemon-Showdown,SilverTactic/Showdown-Boilerplate,TheManwithskills/Server-2,hayleysworld/serenity,AnaRitaTorres/Pokemon-Showdown,KewlStatics/Pokeindia-Codes,Irraquated/EOS-Master,megaslowbro1/Pokemon-Showdown,kotarou3/Krister-Pokemon-Showdown,TheDiabolicGift/Showdown-Boilerplate,Sora-Server/Sora,kuroscafe/Showdown-Boilerplate,comedianchameleon/test,TheManwithskills/Dusk--Showdown,PrimalGallade45/Lumen-Pokemon-Showdown,DalleTest/Pokemon-Showdown,javi501/Lumen-Pokemon-Showdown,SerperiorBae/Pokemon-Showdown-1,ZeroParadox/ugh,Flareninja/Pokemon-Showdown-1,DalleTest/Pokemon-Showdown,sama2/Universe-Pokemon-Showdown,sama2/Dropp-Pokemon-Showdown,xCrystal/Pokemon-Showdown,Stroke123/POKEMON,xfix/Pokemon-Showdown,TheFenderStory/Showdown-Boilerplate,Flareninja/Showdown-Boilerplate,UniversalMan12/Universe-Server,Celecitia/Plux-Pokemon-Showdown,KewlStatics/Showdown-Template,QuiteQuiet/Pokemon-Showdown,TbirdClanWish/Pokemon-Showdown,xfix/Pokemon-Showdown,TheManwithskills/Creature-phil-boiler,Pikachuun/Pokemon-Showdown,Irraquated/Pokemon-Showdown,ankailou/Pokemon-Showdown,Kokonoe-san/Glacia-PS,abulechu/Lumen-Pokemon-Showdown,QuiteQuiet/Pokemon-Showdown,Git-Worm/City-PS,Sora-League/Sora,SilverTactic/Pokemon-Showdown,Pablo000/aaa,Pikachuun/Pokemon-Showdown-SMCMDM,Zipzapadam/Server,ehk12/bigbangtempclone,SerperiorBae/Bae-Showdown,TogeSR/Lumen-Pokemon-Showdown,azum4roll/Pokemon-Showdown,KewlStatics/Shit,sirDonovan/Pokemon-Showdown,NoahVSGamingYT/Pokemon-Showdown,lFernanl/Lumen-Pokemon-Showdown,BadSteel/Pokemon-Showdown,hayleysworld/serenityserver,BasedGod7/PH,DesoGit/Tsunami_PS,Alpha-Devs/OmegaRuby-Server,DesoGit/TsunamiPS,xfix/Pokemon-Showdown,abrulochp/Lumen-Pokemon-Showdown,SSJGVegito007/Vegito-s-Server,MeliodasBH/Articuno-Land,gustavo515/test,Darkshadow6/PokeMoon-Creation,Adithya4Uberz/KTN,Checkinator/Pokemon-Showdown,arkanox/MistShowdown,sama2/Viridian-Pokemon-Showdown,Flareninja/Hispano-Pokemon-Showdown,TheManwithskills/DS,yashagl/pokemon,Wando94/Spite,zek7rom/SpacialGaze,theodelhay/test,Hidden-Mia/Roleplay-PS,hayleysworld/harmonia,hayleysworld/serenityc9,Vacate/Pokemon-Showdown,Ridukuo/Test2,Firestatics/Firestatics46,Psyientist/Showdown-Boilerplate,Darkshadow6/PokeMoon-Creation,Kevinxzllz/PS-Openshift-Server,forbiddennightmare/Pokemon-Showdown-1,Zarel/Pokemon-Showdown,Mystifi/Exiled,Ridukuo/Test,Nineage/Origin,hayleysworld/Showdown-Boilerplate,Thiediev/Pokemon-Showdown,Pikachuun/Touhoumon-Showdown,VoltStorm/Server-pokemon-showdown,Ransei1/Alt,zczd/enculer,Celecitia/Plux-Pokemon-Showdown,Pokemon-Devs/Pokemon-Showdown,kupochu/Pokemon-Showdown,KewlStatics/Pokeindia-Codes,svivian/Pokemon-Showdown,hayleysworld/asdfasdf,superman8900/Pokemon-Showdown,Tesarand/Pokemon-Showdown,jumbowhales/Pokemon-Showdown,TheDiabolicGift/Showdown-Boilerplate,Sora-League/Sora,Checkinator/Pokemon-Showdown,ankailou/Pokemon-Showdown,Flareninja/Pokemon-Showdown,hayleysworld/Showdown-Boilerplate,Kill-The-Noise/BlakJack-Boilerplate,PrimalGallade45/Dropp-Pokemon-Showdown,piiiikachuuu/Pokemon-Showdown,SubZeroo99/Pokemon-Showdown,Evil-kun/Pokemon-Showdown,lFernanl/Zero-Pokemon-Showdown,Wando94/Pokemon-Showdown,Oiawesome/DPPtServ2,brettjbush/Pokemon-Showdown,Ecuacion/Lumen-Pokemon-Showdown,javi501/Lumen-Pokemon-Showdown,MayukhKundu/Pokemon-Domain,gustavo515/final,Atwar/ServerClassroom,ShowdownHelper/Saffron,Guernouille/Pokemon-Showdown,Extradeath/advanced,megaslowbro1/Showdown-Server-again,Irraquated/EOS-Master,superman8900/Pokemon-Showdown,Firestatics/omega,Nineage/Origin,Flareninja/Lumen-Pokemon-Showdown,ehk12/coregit,danpantry/Pokemon-Showdown,Irraquated/Pokemon-Showdown,Extradeath/psserver,Flareninja/Showdown-Boilerplate,jd4564/Pokemon-Showdown,DarkSuicune/Kakuja-2.0,TheManwithskills/serenity,SerperiorBae/Bae-Showdown-2,ZestOfLife/FestiveLife,AbsolitoSweep/Absol-server,AWailOfATail/awoat,SerperiorBae/Pokemon-Showdown,ZestOfLife/FestiveLife,anubhabsen/Pokemon-Showdown,sama2/Viridian-Pokemon-Showdown,DB898/theregalias,SerperiorBae/Pokemon-Showdown,BuzzyOG/Pokemon-Showdown,miahjennatills/Pokemon-Showdown,CreaturePhil/Showdown-Boilerplate,AvinashSwaminathan/Pokelegends,Bryan-0/Pokemon-Showdown,SerperiorBae/PokemonShowdown2,Ecuacion/Pokemon-Showdown,PS-Spectral/Spectral,TheFenderStory/Showdown-Boilerplate,Firestatics/Firestatics46,SerperiorBae/Bae-Showdown-2,Lauc1an/Perulink-Showdown,lFernanl/Zero-Pokemon-Showdown,AWailOfATail/Pokemon-Showdown,Extradeath/psserver,comedianchameleon/servertest1,Lord-Haji/SpacialGaze,Volcos/SpacialGaze,Flareninja/Sora,SilverTactic/Pokemon-Showdown,theodelhay/test,TheManwithskills/Server,Pokemon-Devs/Pokemon-Showdown,Atwar/http-server-femalehq.rhcloud.com-80.psim.us-,TbirdClanWish/Pokemon-Showdown,abrulochp/Dropp-Pokemon-Showdown,Darkshadow6/git-remote-add-scalingo-git-scalingo.com-pokemoonforums,Kevinxzllz/PS-Openshift-Server,Flareninja/Pokemon-Showdown,yashagl/pokemon-showdown,Atwar/ServerClassroom,AbsolitoSweep/Absol-server,hayleysworld/serenityserver,SerperiorBae/BaeShowdown,DB898/theregalias,FakeSloth/Infinite,AvinashSwaminathan/lotus-v2,TheDiabolicGift/Lumen-Pokemon-Showdown,azum4roll/Pokemon-Showdown,sirDonovan/Pokemon-Showdown,HoeenCoder/SpacialGaze,JennyPRO/Jenny,BuzzyOG/Pokemon-Showdown,AnaRitaTorres/Pokemon-Showdown,MayukhKundu/Technogear,Ridukuo/Test2,InvalidDN/Pokemon-Showdown,MasterFloat/Pokemon-Showdown,SerperiorBae/Bae-Showdown,k3naan/Pokemon-Showdown,UniversalMan12/Universe-Server,Enigami/Pokemon-Showdown,EienSeiryuu/Pokemon-Showdown,RustServer/Pokemon-Showdown,Irraquated/Showdown-Boilerplate,PrimalGallade45/Lumen-Pokemon-Showdown,Alpha-Devs/Alpha-Server,MasterFloat/LQP-Server-Showdown,SerperiorBae/Bae-Showdown-2,CreaturePhil/Pokemon-Showdown,CreaturePhil/Showdown-Boilerplate,CorruptedHelix/Pokemon-Showdown,SilverTactic/Dragotica-Pokemon-Showdown,TheFenderStory/Pokemon-Showdown,Ecuacion/Pokemon-Showdown,Raina4uberz/Light-server,bai2/Dropp,ehk12/coregit,ZestOfLife/PSserver,cadaeic/Pokemon-Showdown,SerperiorBae/Pokemon-Showdown-1,scotchkorean27/Pokemon-Showdown,yashagl/yash-showdown,Pikachuun/Joimmon-Showdown,JellalTheMage/Jellals-Server,HoeenCoder/SpacialGaze,anubhabsen/Pokemon-Showdown,abulechu/Dropp-Pokemon-Showdown,Oiawesome/DPPtServ2,DarkSuicune/Kakuja-2.0,Hidden-Mia/Roleplay-PS,Nineage/Showdown-Boilerplate,hayleysworld/asdfasdf,Breakfastqueen/advanced,asdfghjklohhnhn/Pokemon-Showdown,BlazingAura/Showdown-Boilerplate,Breakfastqueen/advanced,Neosweiss/Pokemon-Showdown,ehk12/clone,MayukhKundu/Technogear-Final,panpawn/Pokemon-Showdown,hayleysworld/serenityc9,TheManwithskills/New-boiler-test,ScottehMax/Pokemon-Showdown,yashagl/pokecommunity,Pikachuun/Pokemon-Showdown-SMCMDM,Parukia/Pokemon-Showdown,Stroke123/POKEMON,Vacate/Pokemon-Showdown,brettjbush/Pokemon-Showdown,TheManwithskills/Server-2,LightningStormServer/Lightning-Storm,Bryan-0/Pokemon-Showdown,Irraquated/Showdown-Boilerplate,SolarisFox/Pokemon-Showdown,MeliodasBH/Articuno-Land,Syurra/Pokemon-Showdown,Flareninja/Pokemon-Showdown-1,hayleysworld/Pokemon-Showdown,xCrystal/Pokemon-Showdown,HoeenCoder/SpacialGaze,LegendBorned/PS-Boilerplate,SilverTactic/Showdown-Boilerplate,TheManwithskills/Server---Thermal,urkerab/Pokemon-Showdown,LegendBorned/PS-Boilerplate,Guernouille/Pokemon-Showdown,Elveman/RPCShowdownServer,EmmaKitty/Pokemon-Showdown,PS-Spectral/Spectral,urkerab/Pokemon-Showdown,TheManwithskills/Creature-phil-boiler,Legendaryhades/Oblivion,Alpha-Devs/Alpha-Server,aakashrajput/Pokemon-Showdown,InvalidDN/Pokemon-Showdown,Tesarand/Pokemon-Showdown,iFaZe/SliverX,Flareninja/Lumen-Pokemon-Showdown,catanatron/pokemon-rebalance,ZeroParadox/ugh,Sora-League/Sora,kubetz/Pokemon-Showdown,BadSteel/Omega-Pokemon-Showdown,lFernanl/Mudkip-Server,NoahVSGamingYT/Pokemon-Showdown,johtooo/PS,piiiikachuuu/Pokemon-Showdown,Evil-kun/Pokemon-Showdown,Zarel/Pokemon-Showdown,Ransei1/Alt,lFernanl/Lumen-Pokemon-Showdown,Firestatics/omega,Firestatics/Omega-Alpha,xCrystal/Pokemon-Showdown,Adithya4Uberz/The-Tsunami-League,yashagl/pokecommunity,aakashrajput/Pokemon-Showdown,zczd/enculer,sama2/Lumen-Pokemon-Showdown,JellalTheMage/Jellals-Server,PrimalGallade45/Dropp-Pokemon-Showdown,AWailOfATail/Pokemon-Showdown,gustavo515/batata,arkanox/MistShowdown,kuroscafe/Paradox,megaslowbro1/Showdown-Server-again,Yggdrasil-League/Yggdrasil,ZeroParadox/BlastBurners,jd4564/Pokemon-Showdown,ehk12/bigbangtempclone,RustServer/Pokemon-Showdown,Kill-The-Noise/BlakJack-Boilerplate,MayukhKundu/Flame-Savior,BlazingAura/Showdown-Boilerplate,Hopenub/Pokemon-Showdown,danpantry/Pokemon-Showdown,Firestatics/Omega-Alpha,Atwar/server-epilogueleague.rhcloud.com,hayleysworld/serenity,MayukhKundu/Flame-Savior,abulechu/Lumen-Pokemon-Showdown,DesoGit/Tsunami_PS,SkyeTheFemaleSylveon/Pokemon-Showdown,jumbowhales/Pokemon-Showdown,FakeSloth/wulu,svivian/Pokemon-Showdown,MayukhKundu/Mudkip-Server,TheManwithskills/Server,CreaturePhil/Pokemon-Showdown,Zarel/Pokemon-Showdown,Werfin96/Ultimate,PauLucario/LQP-Server-Showdown,sama2/Dropp-Pokemon-Showdown,KewlStatics/Alliance,SilverTactic/Dragotica-Pokemon-Showdown,Parukia/Pokemon-Showdown,ScottehMax/Pokemon-Showdown,urkerab/Pokemon-Showdown,sama2/Universe-Pokemon-Showdown,ehk12/clone,svivian/Pokemon-Showdown,Lauc1an/Perulink-Showdown,comedianchameleon/test,panpawn/Gold-Server,hayleysworld/Pokemon-Showdown,LightningStormServer/Lightning-Storm,gustavo515/gashoro,Zipzapadam/Server,KaitoV4X/Showdown,Mystifi/Exiled,Chespin14/Custom-Platform-Pokemon-Showdown,Kill-The-Noise/BlakJack-Boilerplate,AvinashSwaminathan/lotus,TheDiabolicGift/Lumen-Pokemon-Showdown,Irraquated/Pokemon-Showdown,MayukhKundu/Technogear-Final,gustavo515/test,Parukia/Pokemon-Showdown,TheManwithskills/New-boiler-test,MeliodasBH/boarhat,Gold-Solox/Pokemon-Showdown,Flareninja/Sora,Enigami/Pokemon-Showdown,panpawn/Pokemon-Showdown,Git-Worm/City-PS,CorruptedHelix/Pokemon-Showdown,Gold-Solox/Pokemon-Showdown,sama2/Lumen-Pokemon-Showdown,psnsVGC/Wish-Server,TogeSR/Lumen-Pokemon-Showdown,KewlStatics/Shit,Psyientist/Showdown-Boilerplate,AustinXII/Pokemon-Showdown,Breakfastqueen/advanced,DesoGit/TsunamiPS,Wando94/Pokemon-Showdown,abulechu/Dropp-Pokemon-Showdown,yashagl/pokemon,kotarou3/Krister-Pokemon-Showdown,TheFenderStory/Pokemon-Showdown,LustyAsh/EOS-Master,hayleysworld/harmonia,ZestOfLife/PSserver,Atwar/http-server-femalehq.rhcloud.com-80.psim.us-,lAlejandro22/lolipoop,AWailOfATail/Pokemon-Showdown,SSJGVegito007/Vegito-s-Server,aakashrajput/Pokemon-Showdown,TheManwithskills/serenity,AWailOfATail/awoat,Yggdrasil-League/Yggdrasil,Flareninja/Hispano-Pokemon-Showdown,Atwar/server-epilogueleague.rhcloud.com,svivian/Pokemon-Showdown,lFernanl/Mudkip-Server,CrestfallPS/Pokemon-Showdown,AustinXII/Pokemon-Showdown,Kokonoe-san/Glacia-PS,Lord-Haji/SpacialGaze,comedianchameleon/servertest1,sirDonovan/Pokemon-Showdown,EmmaKitty/Pokemon-Showdown,svivian/Pokemon-Showdown,cadaeic/Pokemon-Showdown,Elveman/RPCShowdownServer,BlakJack/Kill-The-Noise,JennyPRO/Jenny,Darkshadow6/PokeMoon-Creation,Luobata/Pokemon-Showdown,DarkSuicune/Pokemon-Showdown,TheManwithskills/Server-2,lAlejandro22/lolipoop,Ecuacion/Lumen-Pokemon-Showdown,ZeroParadox/BlastBurners,TheManwithskills/Dusk--Showdown,kubetz/Pokemon-Showdown,Flareninja/Sora,kupochu/Pokemon-Showdown,HoeenKid/Pokemon-Showdown-Johto,Pikachuun/Pokemon-Showdown,CharizardtheFireMage/Showdown-Boilerplate,Articuno-I/Pokemon-Showdown,JellalTheMage/PS-,HoeenCoder/SpacialGaze,EienSeiryuu/Pokemon-Showdown,Disaster-Area/Pokemon-Showdown,gustavo515/batata,ShowdownHelper/Saffron,k3naan/Pokemon-Showdown,panpawn/Gold-Server,Articuno-I/Pokemon-Showdown,ShowdownHelper/Saffron,Volcos/SpacialGaze,gustavo515/final,Raina4uberz/Light-server,Neosweiss/Pokemon-Showdown,asdfghjklohhnhn/Pokemon-Showdown,megaslowbro1/Pokemon-Showdown,TheManwithskills/COC,SubZeroo99/Pokemon-Showdown,Syurra/Pokemon-Showdown,SerperiorBae/Pokemon-Showdown-1