(#4945) - chore(package): update babel-cli to version 6.6.4
(#4945) - chore(package): update babel-cli to version 6.6.4

http://greenkeeper.io/

TechnicalPursuit/pouchdb,garrensmith/pouchdb,colinskow/pouchdb,tyler-johnson/pouchdb,cdaringe/pouchdb,daleharvey/pouchdb,cdaringe/pouchdb,willholley/pouchdb,willholley/pouchdb,yaronyg/pouchdb,willholley/pouchdb,daleharvey/pouchdb,jhs/pouchdb,pouchdb/pouchdb,garrensmith/pouchdb,lukevanhorn/pouchdb,TechnicalPursuit/pouchdb,shimaore/pouchdb,mikeymckay/pouchdb,tyler-johnson/pouchdb,tyler-johnson/pouchdb,daleharvey/pouchdb,garrensmith/pouchdb,TechnicalPursuit/pouchdb,seigel/pouchdb,pouchdb/pouchdb,seigel/pouchdb,seigel/pouchdb,shimaore/pouchdb,shimaore/pouchdb,jhs/pouchdb,pouchdb/pouchdb,colinskow/pouchdb,jhs/pouchdb,mikeymckay/pouchdb,lukevanhorn/pouchdb,mikeymckay/pouchdb,yaronyg/pouchdb,cdaringe/pouchdb,colinskow/pouchdb,lukevanhorn/pouchdb,yaronyg/pouchdb