Fix edit_email_list
Fix edit_email_list

With Python 2, file.write implicitly tries to encode the joined list as
'ascii' which will not work if there are non-ascii being written.

Be explicit with the encoding to fix that.

Signed-off-by: Fam Zheng <df9fd617995bad07eac70e27aa3fe5069270e3bd@redhat.com>

stefanha/git-publish,stefanha/git-publish