Add 'curl' dependency, used by integration tests.
Add 'curl' dependency, used by integration tests.

SDHM/vitess,fengshao0907/vitess,vitessio/vitess,applift/vitess,mattharden/vitess,dcadevil/vitess,yangzhongj/vitess,cgvarela/vitess,tirsen/vitess,michael-berlin/vitess,tinyspeck/vitess,anusornc/vitess,davygeek/vitess,sougou/vitess,dumbunny/vitess,xgwubin/vitess,rnavarro/vitess,kuipertan/vitess,atyenoria/vitess,yangzhongj/vitess,cloudbearings/vitess,anusornc/vitess,tinyspeck/vitess,pivanof/vitess,kuipertan/vitess,netroby/vitess,AndyDiamondstein/vitess,pivanof/vitess,anusornc/vitess,skyportsystems/vitess,tjyang/vitess,cgvarela/vitess,nurblieh/vitess,guokeno0/vitess,mahak/vitess,kmiku7/vitess-annotated,mlc0202/vitess,AndyDiamondstein/vitess,dcadevil/vitess,yaoshengzhe/vitess,pivanof/vitess,netroby/vitess,ngaut/vitess,mlc0202/vitess,xgwubin/vitess,mlc0202/vitess,xgwubin/vitess,rnavarro/vitess,kuipertan/vitess,mapbased/vitess,dcadevil/vitess,HubSpot/vitess,nurblieh/vitess,rnavarro/vitess,xgwubin/vitess,tinyspeck/vitess,aaijazi/vitess,guokeno0/vitess,enisoc/vitess,cgvarela/vitess,erzel/vitess,tjyang/vitess,tjyang/vitess,mlc0202/vitess,sougou/vitess,mattharden/vitess,kmiku7/vitess-annotated,atyenoria/vitess,sougou/vitess,HubSpot/vitess,SDHM/vitess,ptomasroos/vitess,mattharden/vitess,tirsen/vitess,mahak/vitess,aaijazi/vitess,dumbunny/vitess,tjyang/vitess,yaoshengzhe/vitess,mlc0202/vitess,alainjobart/vitess,ptomasroos/vitess,fengshao0907/vitess,yaoshengzhe/vitess,HubSpot/vitess,fengshao0907/vitess,applift/vitess,mapbased/vitess,tinyspeck/vitess,fengshao0907/vitess,kuipertan/vitess,anusornc/vitess,yangzhongj/vitess,fengshao0907/vitess,michael-berlin/vitess,erzel/vitess,pivanof/vitess,mapbased/vitess,anusornc/vitess,dcadevil/vitess,applift/vitess,erzel/vitess,anusornc/vitess,mahak/vitess,dcadevil/vitess,vitessio/vitess,SDHM/vitess,erzel/vitess,aaijazi/vitess,tjyang/vitess,yaoshengzhe/vitess,erzel/vitess,cgvarela/vitess,fengshao0907/vitess,guokeno0/vitess,yangzhongj/vitess,anusornc/vitess,tirsen/vitess,kuipertan/vitess,vitessio/vitess,dumbunny/vitess,erzel/vitess,SDHM/vitess,kmiku7/vitess-annotated,michael-berlin/vitess,nurblieh/vitess,mapbased/vitess,mlc0202/vitess,atyenoria/vitess,aaijazi/vitess,yaoshengzhe/vitess,alainjobart/vitess,yaoshengzhe/vitess,kmiku7/vitess-annotated,atyenoria/vitess,tinyspeck/vitess,nurblieh/vitess,mattharden/vitess,HubSpot/vitess,cloudbearings/vitess,dumbunny/vitess,kmiku7/vitess-annotated,kuipertan/vitess,guokeno0/vitess,skyportsystems/vitess,applift/vitess,netroby/vitess,netroby/vitess,HubSpot/vitess,aaijazi/vitess,davygeek/vitess,davygeek/vitess,rnavarro/vitess,kmiku7/vitess-annotated,AndyDiamondstein/vitess,yangzhongj/vitess,cgvarela/vitess,SDHM/vitess,guokeno0/vitess,dumbunny/vitess,SDHM/vitess,tinyspeck/vitess,guokeno0/vitess,guokeno0/vitess,SDHM/vitess,mahak/vitess,applift/vitess,AndyDiamondstein/vitess,yaoshengzhe/vitess,skyportsystems/vitess,applift/vitess,ngaut/vitess,pivanof/vitess,fengshao0907/vitess,tjyang/vitess,mapbased/vitess,AndyDiamondstein/vitess,mapbased/vitess,kmiku7/vitess-annotated,HubSpot/vitess,guokeno0/vitess,cgvarela/vitess,tjyang/vitess,michael-berlin/vitess,cloudbearings/vitess,kmiku7/vitess-annotated,xgwubin/vitess,dumbunny/vitess,vitessio/vitess,fengshao0907/vitess,nurblieh/vitess,nurblieh/vitess,mattharden/vitess,AndyDiamondstein/vitess,pivanof/vitess,netroby/vitess,alainjobart/vitess,tirsen/vitess,ptomasroos/vitess,dumbunny/vitess,applift/vitess,ngaut/vitess,erzel/vitess,alainjobart/vitess,guokeno0/vitess,aaijazi/vitess,applift/vitess,vitessio/vitess,michael-berlin/vitess,atyenoria/vitess,alainjobart/vitess,cloudbearings/vitess,vitessio/vitess,SDHM/vitess,cgvarela/vitess,dcadevil/vitess,michael-berlin/vitess,enisoc/vitess,skyportsystems/vitess,cgvarela/vitess,tjyang/vitess,mapbased/vitess,aaijazi/vitess,yaoshengzhe/vitess,pivanof/vitess,cloudbearings/vitess,xgwubin/vitess,mattharden/vitess,yangzhongj/vitess,tirsen/vitess,sougou/vitess,netroby/vitess,ngaut/vitess,enisoc/vitess,rnavarro/vitess,cloudbearings/vitess,pivanof/vitess,cloudbearings/vitess,atyenoria/vitess,mahak/vitess,erzel/vitess,vitessio/vitess,mlc0202/vitess,nurblieh/vitess,skyportsystems/vitess,mapbased/vitess,atyenoria/vitess,davygeek/vitess,erzel/vitess,aaijazi/vitess,applift/vitess,dumbunny/vitess,xgwubin/vitess,AndyDiamondstein/vitess,sougou/vitess,atyenoria/vitess,yaoshengzhe/vitess,fengshao0907/vitess,kuipertan/vitess,michael-berlin/vitess,dcadevil/vitess,ptomasroos/vitess,cgvarela/vitess,tirsen/vitess,xgwubin/vitess,alainjobart/vitess,nurblieh/vitess,atyenoria/vitess,dumbunny/vitess,anusornc/vitess,davygeek/vitess,yangzhongj/vitess,ngaut/vitess,mlc0202/vitess,alainjobart/vitess,ptomasroos/vitess,AndyDiamondstein/vitess,mattharden/vitess,enisoc/vitess,ptomasroos/vitess,vitessio/vitess,skyportsystems/vitess,davygeek/vitess,xgwubin/vitess,tirsen/vitess,skyportsystems/vitess,skyportsystems/vitess,michael-berlin/vitess,kmiku7/vitess-annotated,mattharden/vitess,netroby/vitess,nurblieh/vitess,mahak/vitess,kuipertan/vitess,ptomasroos/vitess,anusornc/vitess,netroby/vitess,mattharden/vitess,pivanof/vitess,mattharden/vitess,applift/vitess,enisoc/vitess,aaijazi/vitess,enisoc/vitess,cloudbearings/vitess,mapbased/vitess,tirsen/vitess,erzel/vitess,tirsen/vitess,ptomasroos/vitess,davygeek/vitess,sougou/vitess,netroby/vitess,enisoc/vitess,rnavarro/vitess,AndyDiamondstein/vitess,tinyspeck/vitess,sougou/vitess,dumbunny/vitess,HubSpot/vitess,mahak/vitess,mapbased/vitess,mlc0202/vitess,tjyang/vitess,HubSpot/vitess,rnavarro/vitess,alainjobart/vitess,cloudbearings/vitess,kuipertan/vitess,michael-berlin/vitess,rnavarro/vitess,yangzhongj/vitess,skyportsystems/vitess,mahak/vitess,ptomasroos/vitess,yangzhongj/vitess,SDHM/vitess,sougou/vitess,rnavarro/vitess