Log message:
p5-Data-Float: Add rest of package

^Xvv is too clever, and when applying a similar fix to
p5-Data-Entropy, I didn't realize that I was about to import it, vs
just did.

Log message:
devel/p5-Data-Float: Drop BUILD_DEPENDS

They should have been once, TOOL, and omitted due to implicit
Module::Build.