update travis build to allow Puck.js zip file
update travis build to allow Puck.js zip file

lancernet/Espruino,wilberforce/Espruino,wilberforce/Espruino,wilberforce/Espruino,lancernet/Espruino,wilberforce/Espruino,luetgendorf/Espruino,luetgendorf/Espruino,luetgendorf/Espruino,luetgendorf/Espruino,lancernet/Espruino,luetgendorf/Espruino,wilberforce/Espruino,luetgendorf/Espruino,wilberforce/Espruino,lancernet/Espruino,lancernet/Espruino,wilberforce/Espruino,lancernet/Espruino,lancernet/Espruino,luetgendorf/Espruino