More tests, some small bugfixes #3043

Job	Run time
ubuntu-clang-deprecated Debug	21m 50s
ubuntu-clang-deprecated Release	23m 40s
ubuntu-clang-quaternions Debug	21m 44s
ubuntu-clang-quaternions Release	23m 15s
ubuntu-clang-tbb Debug	23m 12s
ubuntu-clang-tbb Release	25m 15s
ubuntu-clang-cayleymap Debug	22m 31s
ubuntu-clang-cayleymap Release	23m 51s
ubuntu-clang-system-libs Debug	22m 27s
ubuntu-clang-system-libs Release	23m 23s
ubuntu-no-boost Debug	22m 2s
ubuntu-no-boost Release	23m 19s
ubuntu-no-unstable Debug	18m 0s
ubuntu-no-unstable Release	18m 32s
	5h 13m 1s

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