Fix race-condition with NPM package-publish.
Fix race-condition with NPM package-publish.

mde/ejs,zensh/ejs,insidewarehouse/ejs,cnwhy/ejs,insidewarehouse/ejs,kolonse/ejs,xanxiver/ejs,operatino/ejs,kolonse/ejs,rpaterson/ejs,TimothyGu/ejs-tj,tyduptyler13/ejs,jtsay362/solveforall-ejs2,cnwhy/ejs,TimothyGu/ejs-tj,zensh/ejs,mmis1000/ejs-promise