Adds map and concate map for arrays.
Adds map and concate map for arrays.

rrampage/rethinkdb,victorbriz/rethinkdb,KSanthanam/rethinkdb,JackieXie168/rethinkdb,urandu/rethinkdb,eliangidoni/rethinkdb,Wilbeibi/rethinkdb,mcanthony/rethinkdb,urandu/rethinkdb,nviennot/rethinkdb,jmptrader/rethinkdb,elkingtonmcb/rethinkdb,gdi2290/rethinkdb,pap/rethinkdb,wojons/rethinkdb,wkennington/rethinkdb,jfriedly/rethinkdb,wojons/rethinkdb,4talesa/rethinkdb,bpradipt/rethinkdb,gdi2290/rethinkdb,losywee/rethinkdb,jfriedly/rethinkdb,greyhwndz/rethinkdb,tempbottle/rethinkdb,mcanthony/rethinkdb,wujf/rethinkdb,bpradipt/rethinkdb,wojons/rethinkdb,spblightadv/rethinkdb,4talesa/rethinkdb,ayumilong/rethinkdb,sontek/rethinkdb,scripni/rethinkdb,JackieXie168/rethinkdb,robertjpayne/rethinkdb,dparnell/rethinkdb,wujf/rethinkdb,AtnNn/rethinkdb,sbusso/rethinkdb,nviennot/rethinkdb,eliangidoni/rethinkdb,Wilbeibi/rethinkdb,nviennot/rethinkdb,gavioto/rethinkdb,grandquista/rethinkdb,bchavez/rethinkdb,pap/rethinkdb,4talesa/rethinkdb,Qinusty/rethinkdb,yakovenkodenis/rethinkdb,jfriedly/rethinkdb,pap/rethinkdb,yakovenkodenis/rethinkdb,yaolinz/rethinkdb,wojons/rethinkdb,eliangidoni/rethinkdb,mcanthony/rethinkdb,grandquista/rethinkdb,sontek/rethinkdb,ayumilong/rethinkdb,robertjpayne/rethinkdb,wkennington/rethinkdb,sontek/rethinkdb,eliangidoni/rethinkdb,alash3al/rethinkdb,jmptrader/rethinkdb,bchavez/rethinkdb,RubenKelevra/rethinkdb,JackieXie168/rethinkdb,mquandalle/rethinkdb,urandu/rethinkdb,AtnNn/rethinkdb,wkennington/rethinkdb,robertjpayne/rethinkdb,rrampage/rethinkdb,yakovenkodenis/rethinkdb,RubenKelevra/rethinkdb,JackieXie168/rethinkdb,KSanthanam/rethinkdb,matthaywardwebdesign/rethinkdb,elkingtonmcb/rethinkdb,sontek/rethinkdb,Wilbeibi/rethinkdb,dparnell/rethinkdb,urandu/rethinkdb,catroot/rethinkdb,nviennot/rethinkdb,jesseditson/rethinkdb,wojons/rethinkdb,lenstr/rethinkdb,matthaywardwebdesign/rethinkdb,AntouanK/rethinkdb,JackieXie168/rethinkdb,jfriedly/rethinkdb,niieani/rethinkdb,pap/rethinkdb,RubenKelevra/rethinkdb,jesseditson/rethinkdb,bchavez/rethinkdb,scripni/rethinkdb,KSanthanam/rethinkdb,yakovenkodenis/rethinkdb,eliangidoni/rethinkdb,marshall007/rethinkdb,mbroadst/rethinkdb,wkennington/rethinkdb,jfriedly/rethinkdb,wujf/rethinkdb,marshall007/rethinkdb,catroot/rethinkdb,jesseditson/rethinkdb,scripni/rethinkdb,wojons/rethinkdb,mbroadst/rethinkdb,bpradipt/rethinkdb,AntouanK/rethinkdb,sebadiaz/rethinkdb,sebadiaz/rethinkdb,KSanthanam/rethinkdb,marshall007/rethinkdb,mcanthony/rethinkdb,bpradipt/rethinkdb,ajose01/rethinkdb,sbusso/rethinkdb,Wilbeibi/rethinkdb,matthaywardwebdesign/rethinkdb,spblightadv/rethinkdb,dparnell/rethinkdb,elkingtonmcb/rethinkdb,sontek/rethinkdb,Qinusty/rethinkdb,yaolinz/rethinkdb,wojons/rethinkdb,catroot/rethinkdb,pap/rethinkdb,tempbottle/rethinkdb,AtnNn/rethinkdb,JackieXie168/rethinkdb,yaolinz/rethinkdb,greyhwndz/rethinkdb,KSanthanam/rethinkdb,yaolinz/rethinkdb,niieani/rethinkdb,lenstr/rethinkdb,rrampage/rethinkdb,catroot/rethinkdb,AntouanK/rethinkdb,greyhwndz/rethinkdb,sebadiaz/rethinkdb,lenstr/rethinkdb,spblightadv/rethinkdb,grandquista/rethinkdb,JackieXie168/rethinkdb,losywee/rethinkdb,eliangidoni/rethinkdb,wujf/rethinkdb,Qinusty/rethinkdb,ayumilong/rethinkdb,wkennington/rethinkdb,sontek/rethinkdb,scripni/rethinkdb,elkingtonmcb/rethinkdb,jmptrader/rethinkdb,Qinusty/rethinkdb,RubenKelevra/rethinkdb,alash3al/rethinkdb,RubenKelevra/rethinkdb,sebadiaz/rethinkdb,sbusso/rethinkdb,gavioto/rethinkdb,elkingtonmcb/rethinkdb,jfriedly/rethinkdb,victorbriz/rethinkdb,greyhwndz/rethinkdb,sebadiaz/rethinkdb,scripni/rethinkdb,pap/rethinkdb,dparnell/rethinkdb,sbusso/rethinkdb,bpradipt/rethinkdb,wojons/rethinkdb,bchavez/rethinkdb,lenstr/rethinkdb,dparnell/rethinkdb,mcanthony/rethinkdb,tempbottle/rethinkdb,AtnNn/rethinkdb,ayumilong/rethinkdb,robertjpayne/rethinkdb,elkingtonmcb/rethinkdb,greyhwndz/rethinkdb,Qinusty/rethinkdb,tempbottle/rethinkdb,KSanthanam/rethinkdb,jesseditson/rethinkdb,KSanthanam/rethinkdb,catroot/rethinkdb,ajose01/rethinkdb,matthaywardwebdesign/rethinkdb,victorbriz/rethinkdb,KSanthanam/rethinkdb,JackieXie168/rethinkdb,urandu/rethinkdb,losywee/rethinkdb,captainpete/rethinkdb,spblightadv/rethinkdb,niieani/rethinkdb,niieani/rethinkdb,elkingtonmcb/rethinkdb,jfriedly/rethinkdb,nviennot/rethinkdb,victorbriz/rethinkdb,victorbriz/rethinkdb,Wilbeibi/rethinkdb,losywee/rethinkdb,ayumilong/rethinkdb,yaolinz/rethinkdb,mquandalle/rethinkdb,rrampage/rethinkdb,bpradipt/rethinkdb,wujf/rethinkdb,urandu/rethinkdb,dparnell/rethinkdb,mbroadst/rethinkdb,victorbriz/rethinkdb,bchavez/rethinkdb,scripni/rethinkdb,jmptrader/rethinkdb,tempbottle/rethinkdb,rrampage/rethinkdb,dparnell/rethinkdb,mbroadst/rethinkdb,Qinusty/rethinkdb,wujf/rethinkdb,AntouanK/rethinkdb,victorbriz/rethinkdb,rrampage/rethinkdb,spblightadv/rethinkdb,mquandalle/rethinkdb,grandquista/rethinkdb,robertjpayne/rethinkdb,robertjpayne/rethinkdb,greyhwndz/rethinkdb,greyhwndz/rethinkdb,bchavez/rethinkdb,AtnNn/rethinkdb,grandquista/rethinkdb,victorbriz/rethinkdb,gavioto/rethinkdb,eliangidoni/rethinkdb,losywee/rethinkdb,jmptrader/rethinkdb,RubenKelevra/rethinkdb,jmptrader/rethinkdb,yaolinz/rethinkdb,ayumilong/rethinkdb,eliangidoni/rethinkdb,niieani/rethinkdb,sebadiaz/rethinkdb,nviennot/rethinkdb,JackieXie168/rethinkdb,bpradipt/rethinkdb,bchavez/rethinkdb,urandu/rethinkdb,gdi2290/rethinkdb,mbroadst/rethinkdb,grandquista/rethinkdb,yakovenkodenis/rethinkdb,jfriedly/rethinkdb,captainpete/rethinkdb,mcanthony/rethinkdb,matthaywardwebdesign/rethinkdb,Wilbeibi/rethinkdb,nviennot/rethinkdb,wujf/rethinkdb,yakovenkodenis/rethinkdb,niieani/rethinkdb,elkingtonmcb/rethinkdb,mquandalle/rethinkdb,robertjpayne/rethinkdb,Qinusty/rethinkdb,bchavez/rethinkdb,4talesa/rethinkdb,Wilbeibi/rethinkdb,niieani/rethinkdb,losywee/rethinkdb,wkennington/rethinkdb,gavioto/rethinkdb,bpradipt/rethinkdb,jesseditson/rethinkdb,rrampage/rethinkdb,captainpete/rethinkdb,ajose01/rethinkdb,spblightadv/rethinkdb,AtnNn/rethinkdb,lenstr/rethinkdb,mquandalle/rethinkdb,sbusso/rethinkdb,Wilbeibi/rethinkdb,ajose01/rethinkdb,captainpete/rethinkdb,matthaywardwebdesign/rethinkdb,grandquista/rethinkdb,4talesa/rethinkdb,losywee/rethinkdb,mquandalle/rethinkdb,bpradipt/rethinkdb,mbroadst/rethinkdb,catroot/rethinkdb,rrampage/rethinkdb,Qinusty/rethinkdb,ajose01/rethinkdb,alash3al/rethinkdb,gdi2290/rethinkdb,ayumilong/rethinkdb,marshall007/rethinkdb,4talesa/rethinkdb,AntouanK/rethinkdb,mquandalle/rethinkdb,nviennot/rethinkdb,scripni/rethinkdb,marshall007/rethinkdb,captainpete/rethinkdb,matthaywardwebdesign/rethinkdb,gavioto/rethinkdb,lenstr/rethinkdb,gavioto/rethinkdb,captainpete/rethinkdb,gavioto/rethinkdb,yakovenkodenis/rethinkdb,losywee/rethinkdb,mquandalle/rethinkdb,urandu/rethinkdb,tempbottle/rethinkdb,AtnNn/rethinkdb,marshall007/rethinkdb,gdi2290/rethinkdb,mbroadst/rethinkdb,scripni/rethinkdb,robertjpayne/rethinkdb,wkennington/rethinkdb,ajose01/rethinkdb,jesseditson/rethinkdb,catroot/rethinkdb,lenstr/rethinkdb,alash3al/rethinkdb,sbusso/rethinkdb,gdi2290/rethinkdb,gavioto/rethinkdb,yaolinz/rethinkdb,sebadiaz/rethinkdb,AtnNn/rethinkdb,niieani/rethinkdb,4talesa/rethinkdb,yakovenkodenis/rethinkdb,sbusso/rethinkdb,sontek/rethinkdb,lenstr/rethinkdb,dparnell/rethinkdb,jmptrader/rethinkdb,ayumilong/rethinkdb,ajose01/rethinkdb,ajose01/rethinkdb,sontek/rethinkdb,pap/rethinkdb,captainpete/rethinkdb,alash3al/rethinkdb,mcanthony/rethinkdb,mbroadst/rethinkdb,mbroadst/rethinkdb,RubenKelevra/rethinkdb,marshall007/rethinkdb,alash3al/rethinkdb,marshall007/rethinkdb,alash3al/rethinkdb,AntouanK/rethinkdb,wkennington/rethinkdb,tempbottle/rethinkdb,robertjpayne/rethinkdb,spblightadv/rethinkdb,grandquista/rethinkdb,jesseditson/rethinkdb,spblightadv/rethinkdb,catroot/rethinkdb,pap/rethinkdb,yaolinz/rethinkdb,matthaywardwebdesign/rethinkdb,4talesa/rethinkdb,eliangidoni/rethinkdb,captainpete/rethinkdb,tempbottle/rethinkdb,dparnell/rethinkdb,jesseditson/rethinkdb,sbusso/rethinkdb,AntouanK/rethinkdb,RubenKelevra/rethinkdb,bchavez/rethinkdb,alash3al/rethinkdb,mcanthony/rethinkdb,grandquista/rethinkdb,Qinusty/rethinkdb,gdi2290/rethinkdb,greyhwndz/rethinkdb,AntouanK/rethinkdb,sebadiaz/rethinkdb,jmptrader/rethinkdb