fixes for EPPlus, updating to version from August 2013
reports: export to excel file, send as attachment via email.
multiple attachments per email.
gettempfilename with defined name core and extension.
add smtphost variables to sqlite server config file
fixes for EPPlus, for writing xlsx files.
printing reports: export to xlsx file.
printing reports: send report as an email with attachment
merge from lp:openpetraorg