Jonas Jenwald d07be1a89b Move the initialization of "metadata" out of PDFViewerApplication.load
Over time, with more and more API-functionality added, the `PDFViewerApplication.load` method has become quite large and complex. In an attempt to improve the current situation somewhat, this patch moves the fetching and initialization of "metadata" out into its own (private) helper method instead.
2020-04-05 15:41:00 +02:00
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