radian: Proper table printing broken with R 3.5

Setup:

• R 3.5.0
• rtichoke 0.1.2
• Windows 10
• ConEmu

Reproducible example:

data.frame(a = 1:2, x = c("a", "b"))
#> ☻ÿþa♥ÿþ ☻ÿþx♥ÿþ
#> ☻ÿþ1♥ÿþ ☻ÿþ1♥ÿþ ☻ÿþa♥ÿþ
#> ☻ÿþ2♥ÿþ ☻ÿþ2♥ÿþ ☻ÿþb♥ÿþ