Catch import promise in application.js (#3041)

* fix(polyfil): Catch error from promise

https://pouchdb.com/2015/05/18/we-have-a-problem-with-promises.html

* fix(catch): Error

Make import promise catch a noop with commented out console.log for a debugging hint.

* fix(eslint): Disable eslint console rule

* fix(application): Use console error