gdfpd.read.zip.file.type.fre
                        Reads folder for zip file post 2011 (internal)
get_fre_data            Downloads and reads FRE datasets
get_info_companies      Returns a up to date table with information
                        about B3 companies
my_fix_cols             Manipulates list from FRE zip file
search_company          Helps users search for a company
