Updated Casper to 3.0.0-beta.8
Updated Casper to 3.0.0-beta.8

TryGhost/Ghost,kevinansfield/Ghost,e10/Ghost,ErisDS/Ghost,TryGhost/Ghost,janvt/Ghost,bitjson/Ghost,JohnONolan/Ghost,TryGhost/Ghost,e10/Ghost,kevinansfield/Ghost,Kikobeats/Ghost,bitjson/Ghost,JohnONolan/Ghost,JohnONolan/Ghost,ErisDS/Ghost,ErisDS/Ghost,Kikobeats/Ghost,janvt/Ghost,Kikobeats/Ghost,kevinansfield/Ghost