diff --git a/extra/colors/cmyk/authors.txt b/basis/colors/cmyk/authors.txt similarity index 100% rename from extra/colors/cmyk/authors.txt rename to basis/colors/cmyk/authors.txt diff --git a/extra/colors/cmyk/cmyk-docs.factor b/basis/colors/cmyk/cmyk-docs.factor similarity index 100% rename from extra/colors/cmyk/cmyk-docs.factor rename to basis/colors/cmyk/cmyk-docs.factor diff --git a/extra/colors/cmyk/cmyk-tests.factor b/basis/colors/cmyk/cmyk-tests.factor similarity index 100% rename from extra/colors/cmyk/cmyk-tests.factor rename to basis/colors/cmyk/cmyk-tests.factor diff --git a/extra/colors/cmyk/cmyk.factor b/basis/colors/cmyk/cmyk.factor similarity index 100% rename from extra/colors/cmyk/cmyk.factor rename to basis/colors/cmyk/cmyk.factor diff --git a/extra/colors/cmyk/summary.txt b/basis/colors/cmyk/summary.txt similarity index 100% rename from extra/colors/cmyk/summary.txt rename to basis/colors/cmyk/summary.txt diff --git a/extra/colors/hsl/authors.txt b/basis/colors/hsl/authors.txt similarity index 100% rename from extra/colors/hsl/authors.txt rename to basis/colors/hsl/authors.txt diff --git a/extra/colors/hsl/hsl-docs.factor b/basis/colors/hsl/hsl-docs.factor similarity index 100% rename from extra/colors/hsl/hsl-docs.factor rename to basis/colors/hsl/hsl-docs.factor diff --git a/extra/colors/hsl/hsl-tests.factor b/basis/colors/hsl/hsl-tests.factor similarity index 100% rename from extra/colors/hsl/hsl-tests.factor rename to basis/colors/hsl/hsl-tests.factor diff --git a/extra/colors/hsl/hsl.factor b/basis/colors/hsl/hsl.factor similarity index 100% rename from extra/colors/hsl/hsl.factor rename to basis/colors/hsl/hsl.factor diff --git a/extra/colors/hsl/summary.txt b/basis/colors/hsl/summary.txt similarity index 100% rename from extra/colors/hsl/summary.txt rename to basis/colors/hsl/summary.txt diff --git a/extra/colors/lab/authors.txt b/basis/colors/lab/authors.txt similarity index 100% rename from extra/colors/lab/authors.txt rename to basis/colors/lab/authors.txt diff --git a/extra/colors/lab/lab-docs.factor b/basis/colors/lab/lab-docs.factor similarity index 100% rename from extra/colors/lab/lab-docs.factor rename to basis/colors/lab/lab-docs.factor diff --git a/extra/colors/lab/lab-tests.factor b/basis/colors/lab/lab-tests.factor similarity index 100% rename from extra/colors/lab/lab-tests.factor rename to basis/colors/lab/lab-tests.factor diff --git a/extra/colors/lab/lab.factor b/basis/colors/lab/lab.factor similarity index 100% rename from extra/colors/lab/lab.factor rename to basis/colors/lab/lab.factor diff --git a/extra/colors/lab/summary.txt b/basis/colors/lab/summary.txt similarity index 100% rename from extra/colors/lab/summary.txt rename to basis/colors/lab/summary.txt diff --git a/extra/colors/lch/authors.txt b/basis/colors/lch/authors.txt similarity index 100% rename from extra/colors/lch/authors.txt rename to basis/colors/lch/authors.txt diff --git a/extra/colors/lch/lch-tests.factor b/basis/colors/lch/lch-tests.factor similarity index 100% rename from extra/colors/lch/lch-tests.factor rename to basis/colors/lch/lch-tests.factor diff --git a/extra/colors/lch/lch.factor b/basis/colors/lch/lch.factor similarity index 100% rename from extra/colors/lch/lch.factor rename to basis/colors/lch/lch.factor diff --git a/extra/colors/lch/summary.txt b/basis/colors/lch/summary.txt similarity index 100% rename from extra/colors/lch/summary.txt rename to basis/colors/lch/summary.txt diff --git a/extra/colors/luv/authors.txt b/basis/colors/luv/authors.txt similarity index 100% rename from extra/colors/luv/authors.txt rename to basis/colors/luv/authors.txt diff --git a/extra/colors/luv/luv-docs.factor b/basis/colors/luv/luv-docs.factor similarity index 100% rename from extra/colors/luv/luv-docs.factor rename to basis/colors/luv/luv-docs.factor diff --git a/extra/colors/luv/luv-tests.factor b/basis/colors/luv/luv-tests.factor similarity index 100% rename from extra/colors/luv/luv-tests.factor rename to basis/colors/luv/luv-tests.factor diff --git a/extra/colors/luv/luv.factor b/basis/colors/luv/luv.factor similarity index 100% rename from extra/colors/luv/luv.factor rename to basis/colors/luv/luv.factor diff --git a/extra/colors/luv/summary.txt b/basis/colors/luv/summary.txt similarity index 100% rename from extra/colors/luv/summary.txt rename to basis/colors/luv/summary.txt diff --git a/extra/colors/ryb/authors.txt b/basis/colors/ryb/authors.txt similarity index 100% rename from extra/colors/ryb/authors.txt rename to basis/colors/ryb/authors.txt diff --git a/extra/colors/ryb/ryb-docs.factor b/basis/colors/ryb/ryb-docs.factor similarity index 100% rename from extra/colors/ryb/ryb-docs.factor rename to basis/colors/ryb/ryb-docs.factor diff --git a/extra/colors/ryb/ryb-tests.factor b/basis/colors/ryb/ryb-tests.factor similarity index 100% rename from extra/colors/ryb/ryb-tests.factor rename to basis/colors/ryb/ryb-tests.factor diff --git a/extra/colors/ryb/ryb.factor b/basis/colors/ryb/ryb.factor similarity index 100% rename from extra/colors/ryb/ryb.factor rename to basis/colors/ryb/ryb.factor diff --git a/extra/colors/ryb/summary.txt b/basis/colors/ryb/summary.txt similarity index 100% rename from extra/colors/ryb/summary.txt rename to basis/colors/ryb/summary.txt diff --git a/extra/colors/xyy/authors.txt b/basis/colors/xyy/authors.txt similarity index 100% rename from extra/colors/xyy/authors.txt rename to basis/colors/xyy/authors.txt diff --git a/extra/colors/xyy/summary.txt b/basis/colors/xyy/summary.txt similarity index 100% rename from extra/colors/xyy/summary.txt rename to basis/colors/xyy/summary.txt diff --git a/extra/colors/xyy/xyy-docs.factor b/basis/colors/xyy/xyy-docs.factor similarity index 100% rename from extra/colors/xyy/xyy-docs.factor rename to basis/colors/xyy/xyy-docs.factor diff --git a/extra/colors/xyy/xyy-tests.factor b/basis/colors/xyy/xyy-tests.factor similarity index 100% rename from extra/colors/xyy/xyy-tests.factor rename to basis/colors/xyy/xyy-tests.factor diff --git a/extra/colors/xyy/xyy.factor b/basis/colors/xyy/xyy.factor similarity index 100% rename from extra/colors/xyy/xyy.factor rename to basis/colors/xyy/xyy.factor diff --git a/extra/colors/xyz/authors.txt b/basis/colors/xyz/authors.txt similarity index 100% rename from extra/colors/xyz/authors.txt rename to basis/colors/xyz/authors.txt diff --git a/extra/colors/xyz/summary.txt b/basis/colors/xyz/summary.txt similarity index 100% rename from extra/colors/xyz/summary.txt rename to basis/colors/xyz/summary.txt diff --git a/extra/colors/xyz/xyz-docs.factor b/basis/colors/xyz/xyz-docs.factor similarity index 100% rename from extra/colors/xyz/xyz-docs.factor rename to basis/colors/xyz/xyz-docs.factor diff --git a/extra/colors/xyz/xyz-tests.factor b/basis/colors/xyz/xyz-tests.factor similarity index 100% rename from extra/colors/xyz/xyz-tests.factor rename to basis/colors/xyz/xyz-tests.factor diff --git a/extra/colors/xyz/xyz.factor b/basis/colors/xyz/xyz.factor similarity index 100% rename from extra/colors/xyz/xyz.factor rename to basis/colors/xyz/xyz.factor diff --git a/extra/colors/yiq/authors.txt b/basis/colors/yiq/authors.txt similarity index 100% rename from extra/colors/yiq/authors.txt rename to basis/colors/yiq/authors.txt diff --git a/extra/colors/yiq/summary.txt b/basis/colors/yiq/summary.txt similarity index 100% rename from extra/colors/yiq/summary.txt rename to basis/colors/yiq/summary.txt diff --git a/extra/colors/yiq/yiq-docs.factor b/basis/colors/yiq/yiq-docs.factor similarity index 100% rename from extra/colors/yiq/yiq-docs.factor rename to basis/colors/yiq/yiq-docs.factor diff --git a/extra/colors/yiq/yiq-tests.factor b/basis/colors/yiq/yiq-tests.factor similarity index 100% rename from extra/colors/yiq/yiq-tests.factor rename to basis/colors/yiq/yiq-tests.factor diff --git a/extra/colors/yiq/yiq.factor b/basis/colors/yiq/yiq.factor similarity index 100% rename from extra/colors/yiq/yiq.factor rename to basis/colors/yiq/yiq.factor diff --git a/extra/colors/yuv/authors.txt b/basis/colors/yuv/authors.txt similarity index 100% rename from extra/colors/yuv/authors.txt rename to basis/colors/yuv/authors.txt diff --git a/extra/colors/yuv/summary.txt b/basis/colors/yuv/summary.txt similarity index 100% rename from extra/colors/yuv/summary.txt rename to basis/colors/yuv/summary.txt diff --git a/extra/colors/yuv/yuv-docs.factor b/basis/colors/yuv/yuv-docs.factor similarity index 100% rename from extra/colors/yuv/yuv-docs.factor rename to basis/colors/yuv/yuv-docs.factor diff --git a/extra/colors/yuv/yuv-tests.factor b/basis/colors/yuv/yuv-tests.factor similarity index 100% rename from extra/colors/yuv/yuv-tests.factor rename to basis/colors/yuv/yuv-tests.factor diff --git a/extra/colors/yuv/yuv.factor b/basis/colors/yuv/yuv.factor similarity index 100% rename from extra/colors/yuv/yuv.factor rename to basis/colors/yuv/yuv.factor