tree cfa2a8300cf586fdc0fb3c62f62f23a37a50d0e7
parent 8cfe058b192430165e52d48384fad61ae6a7925b
author Avery Pennarun <apenwarr@gmail.com> 1357319707 -0500
committer Avery Pennarun <apenwarr@gmail.com> 1357319707 -0500

Convert bool columns to numbers when charting.

Various chart types barf if they see a bool column, even though the data
inside is perfectly fine.