Add wfb_rtsp to "all" target

Fix trial invocation

Fix gnu make 4.4+ compat

fix gh

Fix buffer overflow in fcntl

Add optional injection retry

Update SECURITY.md

Create CONTRIBUTING.md

Fix support of python < 3.11 #445

Fix logging

logging code cleanup

Using notify service type instead of simple to allow handling startup errors by systemd

Replace unicode minus sign to ascii ones

Fix version defaults

Fix code style