Log Message:
2vcard: update to 0.6.

ChangeLog:

2015-07-31: Actually release version 0.6:
            - incorporate fix from Riley Baird to handle multiple
              whitespaces in mutt alias formats

2005-07-30: Released version 0.6:
            - improve support for pine formats via patch/suggestions
              from Neale Banks <neale@lowendale.com.au>:
                - email address might be <email@address>
                - name fields can be either 'Full Name' or 'Last, First'
                - lists can contain name fields (ignore for now)
            - code cleanup:
                - use subroutines for repeatedly used statements