Use SSE in HMM_MultiplyMat4ByVec4 (#77)
Use SSE in HMM_MultiplyMat4ByVec4 (#77)

Implements HMM_MultiplyMat4ByVec4 with HMM_LinearCombineSSE if SSE is
enabled.
HandmadeMath/Handmade-Math,HandmadeMath/Handmade-Math