Added some TODO THREAD comments in metadata.tcc.
Added some TODO THREAD comments in metadata.tcc.

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