add /usr to search path for GeoIP (Benny Pedersen)

for Gentoo support
Changes: updated
v1.20130612

 -  dmarc_view_reports: improve gentoo support by adding /usr
    to search path for GeoIP DBs on gentoo - Benny Pedersen
when searching for records to view with mysql

backend, search failed because the column aliases aren't working in the WHERE clause (possibly a DBD::mysql issue).

worked around by not using column aliases in WHERE clause
SQL: add SMTP delivery errors to reports

and bump the end time for reports when delivery fails, so we wait 5m to retry
dmarc_send_reports: added verbose option

SMTP: print SMTP conversation when verbose enabled
updated Changes, TODO
SMTP: remove <> from Subject->Report-ID

they are not specified in the ABNF
updated Changes
fixes and improvements for SMTP error logging
Changes: remove timezones
add whitelist feature
PurePerl, whitelist, PBP tweaks
removed whitelist from TODO