Bug 999616 - Update pdf.js to version 1.0.68. r=Mossop, r=yury
Bug 959185 - Changed access modifiers of methods and variables unused outside toolbar package from 'public' to 'default' or 'private'. r=vp
Bug 980903 - Remove inline click handler for back button. r=past
Bug 983445 - Verification causes logout on device. r=jedp