closes #755 - updated docs for casper options in test env
closes #755 - updated docs for casper options in test env

PeterWangPo/casperjs,casperjs/casperjs,JZL/casperjs,mcwonka/casperjs,flyHe/casperjs,hudl/casperjs,mickaelandrieu/casperjs,ravindrasingh22/casperjs,pbrazdil/casperjs,flyHe/casperjs,davidwhthomas/casperjs,joshuafcole/casperjs,alexbiehl/casperjs,mcwonka/casperjs,singhdev/casperjs,JZL/casperjs,hexid/casperjs,joshuafcole/casperjs,artillery/casperjs,mcwonka/casperjs,hlr1983/casperjs,hexid/casperjs,kyroskoh/casperjs,ravindrasingh22/casperjs,flyHe/casperjs,sircelsiussexy/casperjs,mcwonka/casperjs,jjyycchh/casperjs,ravindrasingh22/casperjs,singhdev/casperjs,ravindrasingh22/casperjs,kyroskoh/casperjs,jefleponot/casperjs,hudl/casperjs,dj31416/casperjs,alexbiehl/casperjs,soundyogi/casperjs,dj31416/casperjs,hlr1983/casperjs,JZL/casperjs,ravindrasingh22/casperjs,artillery/casperjs,PeterWangPo/casperjs,sircelsiussexy/casperjs,casperjs/casperjs,mickaelandrieu/casperjs,jamesanthonyferguson/casperjs,mcwonka/casperjs,muntasir2000/casperjs,Andrey-Pavlov/casperjs,dj31416/casperjs,joshuafcole/casperjs,alexbiehl/casperjs,kyroskoh/casperjs,soundyogi/casperjs,istr/casperjs,hudl/casperjs,muntasir2000/casperjs,RobertoMalatesta/casperjs,linkedin/casperjs,linkedin/casperjs,jefleponot/casperjs,jamesanthonyferguson/casperjs,JZL/casperjs,ravindrasingh22/casperjs,dj31416/casperjs,jefleponot/casperjs,jefleponot/casperjs,hexid/casperjs,PeterWangPo/casperjs,cryptoquick/casperjs,cryptoquick/casperjs,istr/casperjs,hlr1983/casperjs,hlr1983/casperjs,mickaelandrieu/casperjs,davidwhthomas/casperjs,davidwhthomas/casperjs,flyHe/casperjs,pbrazdil/casperjs,casperjs/casperjs,alexbiehl/casperjs,vietch2612/casperjs,istr/casperjs,Andrey-Pavlov/casperjs,davidwhthomas/casperjs,soundyogi/casperjs,dj31416/casperjs,linkedin/casperjs,sircelsiussexy/casperjs,hexid/casperjs,sircelsiussexy/casperjs,Andrey-Pavlov/casperjs,JZL/casperjs,cryptoquick/casperjs,mcwonka/casperjs,jamesanthonyferguson/casperjs,flyHe/casperjs,joshuafcole/casperjs,jamesanthonyferguson/casperjs,istr/casperjs,joshuafcole/casperjs,dj31416/casperjs,vietch2612/casperjs,davidwhthomas/casperjs,RobertoMalatesta/casperjs,kyroskoh/casperjs,jjyycchh/casperjs,sircelsiussexy/casperjs,cryptoquick/casperjs,jefleponot/casperjs,vietch2612/casperjs,cryptoquick/casperjs,PeterWangPo/casperjs,jjyycchh/casperjs,HienLeThi/Casperjs_Demo,n1k0/casperjs,singhdev/casperjs,RobertoMalatesta/casperjs,kyroskoh/casperjs,hudl/casperjs,mickaelandrieu/casperjs,RobertoMalatesta/casperjs,artillery/casperjs,linkedin/casperjs,linkedin/casperjs,vietch2612/casperjs,PeterWangPo/casperjs,jamesanthonyferguson/casperjs,Andrey-Pavlov/casperjs,hexid/casperjs,istr/casperjs,davidwhthomas/casperjs,Andrey-Pavlov/casperjs,n1k0/casperjs,artillery/casperjs,RobertoMalatesta/casperjs,casperjs/casperjs,RobertoMalatesta/casperjs,PeterWangPo/casperjs,kyroskoh/casperjs,hlr1983/casperjs,HienLeThi/Casperjs_Demo,hexid/casperjs,jjyycchh/casperjs,singhdev/casperjs,pbrazdil/casperjs,pbrazdil/casperjs,n1k0/casperjs,soundyogi/casperjs,HienLeThi/Casperjs_Demo,casperjs/casperjs,JZL/casperjs,n1k0/casperjs,soundyogi/casperjs,jjyycchh/casperjs,sircelsiussexy/casperjs,mickaelandrieu/casperjs,artillery/casperjs,hlr1983/casperjs,alexbiehl/casperjs,singhdev/casperjs,vietch2612/casperjs,cryptoquick/casperjs,linkedin/casperjs,muntasir2000/casperjs,pbrazdil/casperjs,HienLeThi/Casperjs_Demo,istr/casperjs,muntasir2000/casperjs,jamesanthonyferguson/casperjs,mickaelandrieu/casperjs,casperjs/casperjs,muntasir2000/casperjs,n1k0/casperjs,vietch2612/casperjs,Andrey-Pavlov/casperjs,flyHe/casperjs,pbrazdil/casperjs,jjyycchh/casperjs,muntasir2000/casperjs,joshuafcole/casperjs,artillery/casperjs,n1k0/casperjs,alexbiehl/casperjs,hudl/casperjs,HienLeThi/Casperjs_Demo,soundyogi/casperjs,jefleponot/casperjs,HienLeThi/Casperjs_Demo