Get rtemis version and system info
Value
List: rtemis version and system info, invisibly.
Examples
rtversion()
#> rtemis_version: 1.3.5
#> sysname: Darwin
#> release: 25.5.0
#> version: Darwin Kernel Version 25.5.0: Tue Jun 9 22:28:17 PDT 2026; root:xnu-12377.121.10~1/RELEASE_ARM64_T8142
#> nodename: fairmont.local
#> machine: arm64
#> login: sdg
#> user: sdg
#> effective_user: sdg