Updated NEWS for 1.5.16.

Author: tillkamppeter

NEWS

@@ -1,6 +1,19 @@
 1.5.16 changes
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+- fix preserve_job_files default settings
+- add debugprint covering failed fingerprint retrieval attempts
+- Remove travis
+- .travis.yml: run on focal and its newer python
+- Make sure that applet.py is running one instance per user
+- fix incorrect use of urllib.request
+- remove python3-requests
+- build: Migrate build system from Intltool to Gettext
+- Makefile.am: Remove zanata usage
+- udev-configure-printer.c: Fix possible use after frees and leaks
+- scp-dbus-service.py: Fix typo in method call
+- add option to disable xmlto manual generation
 - allow + in device uris - gutenprint has a backend with + (fixes #208)
+- updates in README.md: build/install instructions, changes related to s-c-p with CUPS 3.x (IPP services/Printer Applications, no PPDs/drivers/static queues), TODOs, need of new developer(s)
 
 1.5.15 changes
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