tools: Fixes SMTP configuration in notifier

Fixes proper settings of JavaMail properties to support SMTPS protocol.

Change-Id: I9d5d898549f43c18afbc568413f7b9a71b4f5a28
Bug-Url: https://bugzilla.redhat.com/1020900
Signed-off-by: Martin Perina <mperina@redhat.com>