contactsurveys 0.1.0

This is a new package split off from the {socialmixr} package. It handles all interaction with the Zenodo repository containing social contact surveys, including listing available data sets, downloading data sets, and obtaining citations.

• Added NEWS file
• Added verbosity to list_surveys()
• Added get_citation() - Resolves #38
• Added bibtex citation style as default to get_citation() - Resolves #52
• Fixed verbosity issue by importing purrr::quietly - Resolves #68
• Improved cache management by avoiding unnecessary Zenodo API calls by storing each survey in a subdirectory named after the survey’s DOI/URL basename — Resolves #72
• Added rate argument to download_survey() and list_surveys() to allow for retrying download if it fails, in a sensible fashion, using purrr::insistently() - Resolves #72
• Added helpers to list and delete files and directories under contactsurveys_dir() ({ls_contactsurveys()}, {delete_contactsurveys_files()}, {delete_contactsurveys_dir()}, {delete_survey()}). Resolves #75, #76, #77