Changed leaf_node_test.cc to use real bufs.
Changed leaf_node_test.cc to use real bufs.

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