Fixing broken installation steps in Jakefile default task.
Fixing broken installation steps in Jakefile default task.

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