Removed unused functions from segmented_vector_t, slimming it down a bit.
Removed unused functions from segmented_vector_t, slimming it down a bit.

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