Release 0.3.1

Minor patch to resolve failing test on cran.
visR_0.3.1.tar.gz

What's Changed

• Record cran sub by @bailliem in #431
• Release 0.3 by @bailliem in #432
• 433 correct readme install develop to main by @bailliem in #434
• Update/readme by @SHAESEN2 in #436
• Zooming in on figure with coord_cartesean() by @ddsjoberg in #437
• Adding step ribbon function in add_CI() by @ddsjoberg in #440
• add visR namespace to step_ribbon function call re issue #449 by @bailliem in #450
• Survival version update by @ddsjoberg in #453
• 454 release visr 031 by @bailliem in #455

Full Changelog: v0.3.0...v0.3.1