1.0.6

• Add MaskedGatherIndex, MaskedScatterIndex, LoadN, StoreN
• Add SatWidenMulPairwiseAdd, SumOfMulQuadAccumulate, PromoteUpperLowerTo
• Add F64 for Wasm, F64 AbsDiff
• Add F16 support to AVX3_SPR, RVV tuple (both not yet enabled)
• Validate all D args in x86 function signatures
• License: now dual Apache2/BSD3
• Doc: new users, vcpkg install instructions, AVX10 plans
• Doc: advice on dynamic dispatch plus -march flags
• Build: avoid installing hwy_test if !HWY_ENABLE_TESTS
• Codegen: improved PPC9 Find*True, variable-length CopyBytes
• Fix: GCC 8.2, MSVC, ICC, PPC9, SVE, arm64 MSVC issues
• Fix: IfNegativeThenElse, MulFixedPoint15, Debian changelog format
• Tests: faster builds (split up), use release builds