Make sure all XMLHttpRequest calls in replmgr are asynchronous.
Make sure all XMLHttpRequest calls in replmgr are asynchronous.

Change-Id: Idcdfe2bd202607f32db8811e1ab1f2a82ef01dc4

Klomi/appinventor-sources,yflou520/appinventor-sources,nwtel/appinventor-sources,farxinu/appinventor-sources,graceRyu/appinventor-sources,dengxinyue0420/appinventor-sources,jcweaver/appinventorTutorial,hasi96/appinventor-sources,josmas/app-inventor,anseo/friedgerAI24BLE,krishc90/APP-INVENTOR,kkashi01/appinventor-sources,mintingle/appinventor-sources,doburaimo/appinventor-sources,barreeeiroo/appinventor-sources,farxinu/appinventor-sources,marksherman/appinventor-sources,marksherman/appinventor-sources,nmcalabroso/appinventor-sources,awoodworth/appinventor-sources,mit-cml/appinventor-sources,hasi96/appinventor-sources,weihuali0509/web-appinventor,E-Hon/appinventor-sources,aouskaroui/appinventor-sources,kidebit/https-github.com-wicedfast-appinventor-sources,KeithGalli/appinventor-sources,cs6510/CS6510-LiveEdit-Onyeka,wanddy/appinventor-sources,lizlooney/appinventor-sources,puravidaapps/appinventor-sources,DRavnaas/appinventor-clone,DRavnaas/appinventor-clone,kannan-usf/AppInventorJavaBridge,JalexChang/appinventor-sources,warren922/appinventor-sources,tatuzaumm/app-inventor2-custom,weihuali0509/appinventor-sources,AlanRosenthal/appinventor-sources,aouskaroui/appinventor-sources,weihuali0509/web-appinventor,nickboucart/appinventor-sources,afmckinney/appinventor-sources,DRavnaas/appinventor-clone,halatmit/appinventor-sources,jisqyv/appinventor-sources,onyeka/AppInventor-WebApp,marksherman/appinventor-sources,tatuzaumm/app-inventor2-custom,RachaelT/appinventor-sources,ram8647/appinventor-sources,spefley/appinventor-sources,mit-cml/appinventor-sources,youprofit/appinventor-sources,jsheldonmit/appinventor-sources,ZachLamb/appinventor-sources,lizlooney/appinventor-sources,tvomf/appinventor-mapps,joshaham/latest_app_inventor,jithinbp/appinventor-sources,satgod/appinventor,wicedfast/appinventor-sources,FIRST-Tech-Challenge/appinventor-sources,bitsecure/appinventor1-sources,CoderDojoLX/appinventor-sources,nmcalabroso/appinventor-sources,fturbak/appinventor-sources,sujianping/appinventor-sources,halatmit/appinventor-sources,wicedfast/appinventor-sources,liyucun/appinventor-sources,doburaimo/appinventor-sources,weihuali0509/appinventor-sources,fmntf/appinventor-sources,thilankam/appinventor-sources,CoderDojoLX/appinventor-sources,halatmit/appinventor-sources,josmas/app-inventor,egiurleo/appinventor-sources,nickboucart/appinventor-sources,puravidaapps/appinventor-sources,wanddy/ai4cn,tatuzaumm/app-inventor2-custom,fmntf/appinventor-sources,egiurleo/appinventor-sources,marksherman/appinventor-sources,gitars/appinventor-sources,mit-cml/appinventor-sources,kannan-usf/AppInventorJavaBridge,wanddy/appinventor-sources,puravidaapps/appinventor-sources,jisqyv/appinventor-sources,krishc90/APP-INVENTOR,fturbak/appinventor-sources,themadrobot/appinventor-sources,LaboratoryForPlayfulComputation/appinventor-sources,RachaelT/appinventor-sources,bxie/appinventor-sources,nickboucart/appinventor-sources,wanddy/ai4all2,puravidaapps/appinventor-sources,thilankam/appinventor-sources,Edeleon4/punya,E-Hon/appinventor-sources,youprofit/appinventor-sources,doburaimo/appinventor-sources,mit-dig/punya,gitars/appinventor-sources,mit-cml/appinventor-sources,puravidaapps/appinventor-sources,tatuzaumm/app-inventor2-custom,bitsecure/appinventor1-sources,LaboratoryForPlayfulComputation/appinventor-sources,josmas/app-inventor,awoodworth/appinventor-sources,bxie/appinventor-sources,tiffanyle/appinventor-sources,ewpatton/appinventor-sources,mark-friedman/web-appinventor,nwtel/appinventor-sources,fturbak/appinventor-sources,barreeeiroo/appinventor-sources,ZachLamb/appinventor-sources,gitars/appinventor-sources,Klomi/appinventor-sources,tiffanyle/appinventor-sources,jisqyv/appinventor-sources,wanddy/appinventor-sources,frfranca/appinventor-sources,josmas/app-inventor,kidebit/AudioBlurp,kkashi01/appinventor-sources,kpjs4s/AppInventorJavaBridgeCodeGen,egiurleo/appinventor-sources,onyeka/AppInventor-WebApp,DRavnaas/appinventor-clone,lizlooney/appinventor-sources,kannan-usf/AppInventorJavaBridge,mintingle/appinventor-sources,CoderDojoLX/appinventor-sources,RachaelT/appinventor-sources,barreeeiroo/appinventor-sources,Momoumar/appinventor-sources,bitsecure/appinventor1-sources,thilankam/appinventor-sources,jsheldonmit/appinventor-sources,youprofit/appinventor-sources,warren922/appinventor-sources,spefley/appinventor-sources,nwtel/appinventor-sources,frfranca/appinventor-sources,kkashi01/appinventor-sources,mit-dig/punya,awoodworth/appinventor-sources,mit-dig/punya,halatmit/appinventor-sources,KeithGalli/appinventor-sources,onyeka/AppInventor-WebApp,wanddy/ai4cn,Mateopato/appinventor-sources,Mateopato/appinventor-sources,LaboratoryForPlayfulComputation/appinventor-sources,nmcalabroso/appinventor-sources,emeryotopalik/appinventor-sources,jsheldonmit/appinventor-sources,mark-friedman/web-appinventor,GodUseVPN/appinventor-sources,mark-friedman/web-appinventor,toropeza/appinventor-sources,wanddy/ai4all2,sujianping/appinventor-sources,nwtel/appinventor-sources,satgod/app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