Suggestion of white list of types of files to download #146

white_list = application/pdf,application/x-dosexec,application/x-rar-compressed,application/octet-stream,application/zip,application/x-zip-compressed,application/x-zip,application/msword,application/msexcel,application/msaccess,application/java-archive,application/postscript,application/rtf,application/x-macbinary,application/x-sh