sjjaffe/cpp-mathmatic-vector @ 0.4

Sam Jaffe 1ae5b6b014 major: several changes including api break		1 rok temu
..
expect @ ff7cd322bd	1ae5b6b014 major: several changes including api break	1 rok temu
test-helpers @ 2860eea66c	1ae5b6b014 major: several changes including api break	1 rok temu