Use official qr-image that address new Buffer warnings
Use official qr-image that address new Buffer warnings

auditor: da39a3ee5e6b4b0d3255bfef95601890afd80709@bsclifton

darkdh/browser-laptop,luixxiul/browser-laptop,darkdh/browser-laptop,darkdh/browser-laptop,timborden/browser-laptop,pmkary/braver,pmkary/braver,luixxiul/browser-laptop,pmkary/braver,luixxiul/browser-laptop,diasdavid/browser-laptop,diasdavid/browser-laptop,timborden/browser-laptop,pmkary/braver,darkdh/browser-laptop,diasdavid/browser-laptop,timborden/browser-laptop,luixxiul/browser-laptop,diasdavid/browser-laptop,timborden/browser-laptop