master
pkg/internal/builtintest: don't print superfluous newlines
cue/format: avoid indenting a lone leading comment
all: move pkg/gen and internal/cmd/qgo to build-ignored files
pkg/math: fix MultipleOf algorithm
pkg/math: reuse Ln2 and Ln10 in Log2E and Log10E
pkg/math: fix Log2E and Log10E constant expressions
core/adt: simplify duplicate NumKind and NumberKind consts