Fixes #39, not detecting a user initiated cancel.
Fixes #39, not detecting a user initiated cancel.

nuller1joe/SteamBot,zigagrcar/SteamTradeOffersBot,tarun200897/SteamBot,23RDGit/CSGOWinBig-SteamBot,stackia/SteamBot,TheRod1990/SteamBot,fjch1997/SteamBot,xversial/SteamBot,avoak/SteamBot,MattrAus/SteamBot,ztizzlegaming/CSGOWinBig-SteamBot,Murzyneczka/CSGOWinBig-SteamBot,icodingforfood/SteamBot,terryhau/SteamBot,icodingforfood/SteamBot,GAMELASTER/SteamBot,BuzzyOG/CSGOWinBig-SteamBot,ChalkyBrush/SteamBots,zigagrcar/SteamTradeOffersBot,alanfort/CSGOWinBig-SteamBot,wowzone/gamerpro,stigping/SteamBot,Jessecar96/SteamBot,ztizzlegaming/CSGOWinBig-SteamBot,JackHarknes/Bot1,23RDGit/CSGOWinBig-SteamBot,fjch1997/SteamBot,martingabriel/SteamBot,martingabriel/SteamBot,JackHarknes/Bot1,Wendt9222/SteamBot-1,wowzone/gamerpro,terryhau/SteamBot,Schwehn42/SteamBot,BuzzyOG/CSGOWinBig-SteamBot,ChalkyBrush/SteamBots,xversial/SteamBot,GAMELASTER/SteamBot,Wendt9222/SteamBot-1,darren1998s/SteambotTest,niachris/SteamBotNew,StormReaper/SteamBot,Bottswana/SteamBot,Moondarker/CSGOWinBig-SteamBot,stackia/SteamBot,novasdream/SteamBot,Moondarker/CSGOWinBig-SteamBot,Murzyneczka/CSGOWinBig-SteamBot,Alex-Nabu/CSGOWinBig-SteamBot,niachris/SteamBotNew,wqbill/SteamBot,Schwehn42/SteamBot,GoeGaming/SteamBot,StormReaper/SteamBot,MadBender/SteamBot,BlueRaja/SteamBot,avoak/SteamBot,stigping/SteamBot,JackHarknes/Bot1,Banana23/Tryout,novasdream/SteamBot,wqbill/SteamBot,tarun200897/SteamBot,Bottswana/SteamBot,waylaidwanderer/SteamTradeOffersBot,trervorx/SteamBot,Alex-Nabu/CSGOWinBig-SteamBot,nuller1joe/SteamBot,MadBender/SteamBot,Banana23/Tryout,trervorx/SteamBot,GoeGaming/SteamBot,alanfort/CSGOWinBig-SteamBot,TheRod1990/SteamBot,MattrAus/SteamBot