tfruns 1.5.3

Updates for R-devel (4.4)

tfruns 1.5.2

Added support for dark mode in the keras metrics viewer.

tfruns 1.5.1

Updated Rd docs for compatibility with R-4.2 / HTML5

tfruns 1.5.0

tfruns 1.4.0.9000

Added a NEWS.md file to track changes to the package. (#56)
Added GitHub actions CI and removed Travis. (#54)
Fixed issue with precision of serialized metrics and flags. (#55)