More refactoring #3039

Job	Run time
ubuntu-clang-deprecated Debug	21m 47s
ubuntu-clang-deprecated Release	23m 0s
ubuntu-clang-quaternions Debug	22m 13s
ubuntu-clang-quaternions Release	22m 51s
ubuntu-clang-tbb Debug	23m 57s
ubuntu-clang-tbb Release	24m 15s
ubuntu-clang-cayleymap Debug	22m 18s
ubuntu-clang-cayleymap Release	23m 56s
ubuntu-clang-system-libs Debug	21m 58s
ubuntu-clang-system-libs Release	22m 42s
ubuntu-no-boost Debug	21m 54s
ubuntu-no-boost Release	23m 18s
ubuntu-no-unstable Debug	17m 21s
ubuntu-no-unstable Release	18m 41s
	5h 10m 11s

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