Commit
1876aed060c8d939cddb8f5517fec6d885bb1f2f
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