Improvements to Hybrid Inference #3473

Job	Run time
ubuntu-clang-deprecated Debug	22m 28s
ubuntu-clang-deprecated Release	24m 27s
ubuntu-clang-quaternions Debug	23m 13s
ubuntu-clang-quaternions Release	24m 16s
ubuntu-clang-tbb Debug	24m 14s
ubuntu-clang-tbb Release	25m 16s
ubuntu-clang-cayleymap Debug	22m 34s
ubuntu-clang-cayleymap Release	23m 36s
ubuntu-clang-system-libs Debug	22m 40s
ubuntu-clang-system-libs Release	24m 3s
ubuntu-no-boost Debug	19m 54s
ubuntu-no-boost Release	19m 37s
ubuntu-no-unstable Debug	18m 21s
ubuntu-no-unstable Release	19m 50s
ubuntu-build-examples Debug	22m 37s
ubuntu-build-examples Release	24m 23s
	6h 1m 29s

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