analysis_toolbox: improved method latest_data() - option to return a list of n timestamps - option to not return paths - stop search faster if no more matches can be found due to newer_than - changed return value for return_all=True to have same format as without this option - some cleanup
analysis_toolbox: improved method latest_data()
- option to return a list of n timestamps
- option to not return paths
- stop search faster if no more matches can be found due to newer_than
- changed return value for return_all=True to have same format as without this option
- some cleanup

QudevETH/PycQED_py3