Discrete Elimination Refactor #3401

Job	Run time
ubuntu-clang-deprecated Debug	22m 36s
ubuntu-clang-deprecated Release	23m 7s
ubuntu-clang-quaternions Debug	23m 23s
ubuntu-clang-quaternions Release	23m 44s
ubuntu-clang-tbb Debug	23m 48s
ubuntu-clang-tbb Release	24m 52s
ubuntu-clang-cayleymap Debug	22m 42s
ubuntu-clang-cayleymap Release	23m 48s
ubuntu-clang-system-libs Debug	22m 17s
ubuntu-clang-system-libs Release	24m 2s
ubuntu-no-boost Debug	22m 10s
ubuntu-no-boost Release	23m 36s
ubuntu-no-unstable Debug	18m 11s
ubuntu-no-unstable Release	19m 13s
	5h 17m 29s

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