Commit
6687e23048d71298fe8a69d4105a54aa0bea9dab
by pmaier@sysmocom.depySim-shell: add utility to measure execution time
It sometimes may be necessary to measure the execution time of certain
card operations. Let's add a command for that.
Related: SYS#7177
Change-Id: I356ea44e08efe93fe927dbc20564bf850278b546