Release 8.2.1

• Restructuring of project for python packaging with hatch
• Change of default namespace from simpleDASreader to simpledas
• Added python annotations for function interfaces
• Use slice object for indexing when possible for faster reading
• Enable independent sensitivities for all channels when an array of sensitivities is provided in the hdf5 file or by user
• Enable use of sensorLabels as dataframe column labels when available in hdf5-file
• More verbose output during reading
• Added function get_data_indexes to calculate channel indexes from channel list from a specific file, as a supplement of using timestamp in find_DAS_files
• Auxiliary metadata can be added to save_to_DAS_file . Can be used in combination with get_filemeta to add all metadata from the original file. See help on save_to_DAS_file