Fixed "wrong thread" bug on superblock deletion within ~slice_leaves_iterator_t.
Fixed "wrong thread" bug on superblock deletion within ~slice_leaves_iterator_t.

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