chore(website): temporarily add a direct esprima dependency
chore(website): temporarily add a direct esprima dependency

This is a workaround for #2550

The direct dependency should be removed when bower or dgeni-packages
updates their dependency.

telefonicaid/protractor,fancyhejianyang/protractor-operation,Everworks/protractor,BernardoSilva/protractor,Everworks/protractor,jlin412/protractor,sirwalt/protractor,jlin412/protractor,cnishina/protractor,marleitao/protractor,marleitao/protractor,igniteram/protractor,fancyhejianyang/protractor-operation,sirwalt/protractor,hankduan/protractor,igniteram/protractor,lmacneil/protractor,BernardoSilva/protractor,NickTomlin/protractor,panuhorsmalahti/protractor,onshape/protractor,juliemr/protractor,onshape/protractor,juliemr/protractor,manoj9788/protractor,Everworks/protractor,jcapozzi/protractor,lmacneil/protractor,jcapozzi/protractor,xaka/protractor,Droogans/protractor,Everworks/protractor,cnishina/protractor,modernfidelity/protractor,onshape/protractor,karthiktv006/protractor,Droogans/protractor,xaka/protractor,vliloia/protractor,BernardoSilva/protractor,igniteram/protractor,lmacneil/protractor,sirwalt/protractor,Droogans/protractor,mgiambalvo/protractor,sjelin/protractor,GistIcon/protractor,jlin412/protractor,panuhorsmalahti/protractor,paraplexed/protractor,joshmgrant/protractor,karthiktv006/protractor,NickTomlin/protractor,mgiambalvo/protractor,sjelin/protractor,xaka/protractor,fancyhejianyang/protractor-operation,manoj9788/protractor,karthiktv006/protractor,igniteram/protractor,sirwalt/protractor,angular/protractor,telefonicaid/protractor,paraplexed/protractor,vliloia/protractor,modernfidelity/protractor,panuhorsmalahti/protractor,marleitao/protractor,GistIcon/protractor,modernfidelity/protractor,onshape/protractor,telefonicaid/protractor,cnishina/protractor,mgiambalvo/protractor,cnishina/protractor,marleitao/protractor,mgiambalvo/protractor,angular/protractor,sjelin/protractor,juliemr/protractor,manoj9788/protractor,joshmgrant/protractor,NickTomlin/protractor,sjelin/protractor,fancyhejianyang/protractor-operation,paraplexed/protractor,GistIcon/protractor,jcapozzi/protractor,vliloia/protractor,juliemr/protractor,jlin412/protractor,NickTomlin/protractor,hankduan/protractor,jcapozzi/protractor,angular/protractor,xaka/protractor,angular/protractor,manoj9788/protractor,joshmgrant/protractor,hankduan/protractor