Version STOTEN publication

Code and data as it was used for the publication in Science of the Total Environment entitled 'Tidal and circadian patterns of European eel during their spawning migration in the North Sea and the English Channel'
DOI: https://doi.org/10.1016/j.scitotenv.2023.167341

Version 1

This release defines the status of the repository with the old daylog data reading as created by @stijnvanhoey in 2019.
Function pdst_get_data_blocks_info() creates four new columns with suffix *_decimal. Also, pdst_read_daylog() combines columns (max_temp, min_temp, max_depth, min_depth) and decimal counterpart to number columns.