Summary:
- fix multiple reported CVEs
- gateway: multiple fixes and improvements
- client/X11: set window title before mapping
- client/X11: support for rail (remote app) icons was added
- add support to set tls security level (for openssl >= 1.1.0) - default level is set to 1
- the new command line option /tls-seclevel:[LEVEL] allows to set a different level if required
- add new command line option /window-position to allow positioning the window on startup
- add new command line option /smartcard-logon to allow smartcard login (currently only with RDP security)
- /smartcard has now support for substring filters (for details see https://github.com/FreeRDP/FreeRDP/wiki/smartcard-logon)
- rdpsnd/audin (mostly server side) add support for audio re-sampling using soxr or ffmpeg