Fixes #606: Can now use contiguous containers as sources and destinat… #632

Job	Run time
build (windows-2019, 12.3.1, Visual Studio 16 2019, powershell, windows, -A x64)	13m 45s
build (windows-2019, 12.2.2, Visual Studio 16 2019, powershell, windows, -A x64)	11m 29s
build (windows-2019, 12.1.1, Visual Studio 16 2019, powershell, windows, -A x64)	12m 35s
build (windows-2019, 12.0.1, Visual Studio 16 2019, powershell, windows, -A x64)	13m 20s
build (windows-2019, 11.8.0, Visual Studio 16 2019, powershell, windows, -A x64)	14m 9s
build (windows-2019, 11.7.0, Visual Studio 16 2019, powershell, windows, -A x64)	11m 31s
build (windows-2019, 11.6.2, Visual Studio 16 2019, powershell, windows, -A x64)	11m 31s
build (windows-2019, 11.6.1, Visual Studio 16 2019, powershell, windows, -A x64)	6m 56s
build (windows-2019, 11.6.0, Visual Studio 16 2019, powershell, windows, -A x64)	6m 36s
build (windows-2019, 11.5.0, Visual Studio 16 2019, powershell, windows, -A x64)	7m 22s
build (windows-2019, 11.4.0, Visual Studio 16 2019, powershell, windows, -A x64)	7m 50s
build (windows-2019, 11.3.0, Visual Studio 16 2019, powershell, windows, -A x64)	6m 8s
build (windows-2019, 11.2.2, Visual Studio 16 2019, powershell, windows, -A x64)	8m 56s
build (windows-2019, 11.1.1, Visual Studio 16 2019, powershell, windows, -A x64)	7m 28s
build (windows-2019, 11.0.3, Visual Studio 16 2019, powershell, windows, -A x64)	7m 24s
	2h 27m 0s

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