[hack] Add _tags file for OSS build
[hack] Add _tags file for OSS build

Summary: This was originally added in {D1762313} but subsequently
reverted due to lack of OCaml 3.12 support. Now that we've dropped
support for 3.12, we can use it!

Reviewed By: @jwatzman

Differential Revision: D2098483

jamesgpearce/flow,jgrund/flow,facebook/flow,gabelevi/flow,OCamlPro/flow,Wanderfalke/flow,TiddoLangerak/flow,gabelevi/flow,siddhartharay007/flow,mroch/flow,gabelevi/flow,siddhartharay007/flow,samwgoldman/flow,jeffmo/flow,mroch/flow,rafaelstz/flow,KevinTCoughlin/flow,jgrund/flow,paulshen/flow,lyip1992/flow,mroch/flow,gabelevi/flow,shiftcars/flow,gabro/flow,ylu1317/flow,Fresheyeball/flow,gabro/flow,AprilArcus/flow,samwgoldman/flow,CJstar/flow,nmote/flow,facebook/flow,KevinTCoughlin/flow,Eyyub/flow,fletcherw/flow,nmote/flow,jdelStrother/flow,d14b3l/flow,mcanthony/flow-type,popham/flow,graue/flow,mroch/flow,danvk/flow,ylu1317/flow,popham/flow,JohnyDays/flow,jamesgpearce/flow,TiddoLangerak/flow,jdelStrother/flow,gabelevi/flow,MichaelDeBoey/flow,siddhartharay007/flow,shiftcars/flow,ForbesLindesay/flow,gabelevi/flow,lyip1992/flow,MichaelDeBoey/flow,AprilArcus/flow,AprilArcus/flow,JonathanUsername/flow,ylu1317/flow,graue/flow,TiddoLangerak/flow,JohnyDays/flow,jdelStrother/flow,samwgoldman/flow,paulshen/flow,jeffutter/flow,JonathanUsername/flow,Eyyub/flow,facebook/flow,gabro/flow,jgrund/flow,ianobermiller/flow,matklad/flow,asivitz/flow,cesarandreu/flow,Eyyub/flow,nmote/flow,jeffutter/flow,ylu1317/flow,CJstar/flow,nmote/flow,AgentME/flow,mcanthony/flow-type,popham/flow,JohnyDays/flow,davidmason/flow,jeffmo/flow,CJstar/flow,gabro/flow,JonathanUsername/flow,asivitz/flow,matklad/flow,lyip1992/flow,ianobermiller/flow,samwgoldman/flow,nmote/flow,JeckoHeroOrg/flow,dv/flow,ForbesLindesay/flow,popham/flow,graue/flow,jgrund/flow,claudiopro/flow,darioajr/flow,cesarandreu/flow,danvk/flow,AprilArcus/flow,popham/flow,Wanderfalke/flow,facebook/flow,jamesgpearce/flow,d14b3l/flow,mcanthony/flow-type,chenglou/flow,nmote/flow,chenglou/flow,jeffmo/flow,ianobermiller/flow,siddhartharay007/flow,samwgoldman/flow,AprilArcus/flow,mcanthony/flow-type,asivitz/flow,YelaSeamless/flow,AgentME/flow,AprilArcus/flow,jdelStrother/flow,darioajr/flow,claudiopro/flow,dv/flow,matklad/flow,JohnyDays/flow,graue/flow,jgrund/flow,dv/flow,chenglou/flow,cesarandreu/flow,Eyyub/flow,TiddoLangerak/flow,Jericho25/flow,ylu1317/flow,cesarandreu/flow,AgentME/flow,lyip1992/flow,darioajr/flow,YelaSeamless/flow,ForbesLindesay/flow,jamesgpearce/flow,popham/flow,OCamlPro/flow,gabelevi/flow,mroch/flow,CJstar/flow,davidmason/flow,d14b3l/flow,chenglou/flow,claudiopro/flow,danvk/flow,AgentME/flow,Drooids/flow,paulshen/flow,fletcherw/flow,TiddoLangerak/flow,graue/flow,rafaelstz/flow,Fresheyeball/flow,fletcherw/flow,ForbesLindesay/flow,danvk/flow,YelaSeamless/flow,jeffmo/flow,JonathanUsername/flow,claudiopro/flow,AgentME/flow,shiftcars/flow,d14b3l/flow,nmote/flow,shiftcars/flow,fletcherw/flow,paulshen/flow,jeffmo/flow,graue/flow,jeffmo/flow,mroch/flow,KevinTCoughlin/flow,facebook/flow,ianobermiller/flow,ForbesLindesay/flow,shiftcars/flow,rafaelstz/flow,mroch/flow,Wanderfalke/flow,Jericho25/flow,MichaelDeBoey/flow,gabro/flow,gabro/flow,JeckoHeroOrg/flow,jamesgpearce/flow,JonathanUsername/flow,asivitz/flow,davidmason/flow,YelaSeamless/flow,dv/flow,jamesgpearce/flow,samwgoldman/flow,d14b3l/flow,jeffutter/flow,matklad/flow,jgrund/flow,JeckoHeroOrg/flow,facebook/flow,shiftcars/flow,YelaSeamless/flow,davidmason/flow,Drooids/flow,Wanderfalke/flow,JonathanUsername/flow,rafaelstz/flow,JeckoHeroOrg/flow,jdelStrother/flow,fletcherw/flow,d14b3l/flow,Fresheyeball/flow,ForbesLindesay/flow,MichaelDeBoey/flow,claudiopro/flow,samwgoldman/flow,matklad/flow,OCamlPro/flow,jeffutter/flow,Fresheyeball/flow,JeckoHeroOrg/flow,fletcherw/flow,Jericho25/flow,KevinTCoughlin/flow,Drooids/flow,jdelStrother/flow,facebook/flow,chenglou/flow,jamesgpearce/flow,JonathanUsername/flow,davidmason/flow,darioajr/flow,Drooids/flow,OCamlPro/flow,chenglou/flow,popham/flow,MichaelDeBoey/flow,rafaelstz/flow