Added optional offset (defaults to zero)
Added optional offset (defaults to zero)

Closes #529

SoftCreatR/WCF,Morik/WCF,joshuaruesweg/WCF,Cyperghost/WCF,Cyperghost/WCF,joshuaruesweg/WCF,Cyperghost/WCF,MenesesEvandro/WCF,NBZ4live/WCF,MeinAccount/WCF,WoltLab/WCF,WoltLab/WCF,Cyperghost/WCF,0xLeon/WCF,cashcat/WCF-1,SoftCreatR/WCF,SoftCreatR/WCF,MeinAccount/WCF,WoltLab/WCF,ramiusGitHub/WCF,joshuaruesweg/WCF,Morik/WCF,Cyperghost/WCF,WoltLab/WCF,ramiusGitHub/WCF,NBZ4live/WCF,MenesesEvandro/WCF,Morik/WCF,PhrozenByte/WCF2,Morik/WCF,0xLeon/WCF,SoftCreatR/WCF,cashcat/WCF-1,PhrozenByte/WCF2,0xLeon/WCF