bring app.js back from david's latest commit
bring app.js back from david's latest commit

copying from this commit
https://github.com/ibm-cds-labs/pipes/blob/f45006099deb6c03cf862f2c4ed2f
94f13405c4c/app/js/app.js

mikebroberg/pipes,ibm-cds-labs/pipes,ibm-cds-labs/pipes,mikebroberg/pipes