Added additional logging to split_clone.go so that we can see overlapping shards
Added additional logging to split_clone.go so that we can see overlapping shards

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