Update NAMESPACE and 📖

Author: mrustl

NAMESPACE

@@ -21,6 +21,7 @@ export(default_xml)
 export(extdata_file)
 export(get_abstract)
 export(get_authors)
+export(get_available_multi_cols)
 export(get_keywords)
 export(get_pdfurls)
 export(get_reference_type_names)
@@ -35,11 +36,14 @@ export(plot_pubs_by_year)
 export(plot_wordcloud_keywords)
 export(record_list_to_df)
 export(tidy_df)
+export(tidy_multi_cols)
+export(tidy_selected_cols)
 export(write_clean_references_df_to_xlsx)
 export(write_references_df_to_xlsx)
 import(ggplot2)
 importFrom(dplyr,arrange)
 importFrom(dplyr,bind_cols)
+importFrom(dplyr,bind_rows)
 importFrom(dplyr,count)
 importFrom(dplyr,desc)
 importFrom(dplyr,everything)
@@ -65,11 +69,13 @@ importFrom(rlang,quo_name)
 importFrom(stats,setNames)
 importFrom(stringr,regex)
 importFrom(stringr,str_detect)
+importFrom(stringr,str_remove)
 importFrom(stringr,str_remove_all)
 importFrom(stringr,str_replace_all)
 importFrom(stringr,str_trim)
 importFrom(tibble,tibble)
 importFrom(tidyr,gather)
+importFrom(tidyr,separate)
 importFrom(tidyr,separate_rows)
 importFrom(tools,file_path_sans_ext)
 importFrom(wordcloud2,wordcloud2)