symless/synergy v1.8.4-stable

on GitHub

Bug #4041 UHD/4K DPI scaling broken on Windows servers
Bug #4420 When XRandR adds a screen, it is inaccessible
Bug #5603 Activation notification depends on existence of /etc/os-release
Bug #5624 Update notification sometimes requests a downgrade
Bug #5329 Current date is shown for build date in the about dialog
Bug #5640 Synergy branding is inconsistent across platforms
Enhancement #5617 Remove redundant plugin infrastructure
Enhancement #5627 Move SSL certificate generation to main window
Enhancement #5628 Move SSL implementation into core binary
Enhancement #5629 Move activation from wizard into new dialog window