Merge pull request #20 from datalad/sudo-ok #78

Job	Run time
Install Datalad and Get into specific path and get some sample data paths	58s
Install Datalad	1m 19s
Install Datalad and Get test dataset with globs and tricky path names	1m 11s
Install Datalad and Get	1m 0s
Install Datalad, Get and Cache (ubuntu-20.04)	1m 3s
Get With Install	57s
Install Datalad, Get and Cache (macos-10.15)	1s
Install Datalad via Branch	1m 1s
Install Datalad, Get and Cache (ubuntu-latest)	58s
Install Datalad, Get and Cache (macos-latest)	1m 1s
Install Datalad via Full Clone	1m 0s
Install Datalad with some extensions	1m 1s
Install Datalad via Release	58s
	12m 28s

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