Changelog

Updated externally targetted links on new documents to include rel="noopener"
Ensure links are externally targetted on non-split documents
Fixed spacing between pages on non-split documents
Fixed webfont problem (icons temporarily vanished!)
Catch and disallow download attempt while documents are still converting
Fixed Kloudless integration for loading and saving documents to cloud-based storage sources
Fixed spaces in downloaded zip name
Various minor bugs noted after Firefox Quantum update.