Changed 'AppStore' to 'App Store'
Changed 'AppStore' to 'App Store'

As per Apple's marketing guidelines: https://developer.apple.com/app-store/marketing/guidelines/

Also removed excessive use of exclamation marks; read more like marketing material than a serious feature list that could be referenced on the likes of Wikipedia. :- )
galrotem1993/Rocket.Chat,mrinaldhar/Rocket.Chat,Sing-Li/Rocket.Chat,4thParty/Rocket.Chat,galrotem1993/Rocket.Chat,Sing-Li/Rocket.Chat,Sing-Li/Rocket.Chat,nishimaki10/Rocket.Chat,nishimaki10/Rocket.Chat,subesokun/Rocket.Chat,pitamar/Rocket.Chat,4thParty/Rocket.Chat,inoio/Rocket.Chat,fatihwk/Rocket.Chat,pitamar/Rocket.Chat,flaviogrossi/Rocket.Chat,pkgodara/Rocket.Chat,pitamar/Rocket.Chat,mrinaldhar/Rocket.Chat,Sing-Li/Rocket.Chat,inoio/Rocket.Chat,pkgodara/Rocket.Chat,subesokun/Rocket.Chat,4thParty/Rocket.Chat,flaviogrossi/Rocket.Chat,VoiSmart/Rocket.Chat,pkgodara/Rocket.Chat,nishimaki10/Rocket.Chat,mrinaldhar/Rocket.Chat,flaviogrossi/Rocket.Chat,4thParty/Rocket.Chat,fatihwk/Rocket.Chat,VoiSmart/Rocket.Chat,flaviogrossi/Rocket.Chat,galrotem1993/Rocket.Chat,subesokun/Rocket.Chat,fatihwk/Rocket.Chat,mrinaldhar/Rocket.Chat,VoiSmart/Rocket.Chat,subesokun/Rocket.Chat,inoio/Rocket.Chat,nishimaki10/Rocket.Chat,pitamar/Rocket.Chat,galrotem1993/Rocket.Chat,pkgodara/Rocket.Chat,fatihwk/Rocket.Chat