SSH call for running post-upload-script on testresults

After log files are uploaded, a script is launched
at the testresults.qt-project.org server that can
do operations on the uploaded log files.

The script receives the path to the uploaded logs
as a parameter.

Task-number: QTQAINFRA-639

Change-Id: I009309c6100721b2411a99dfc84d6b751c86bf36
Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com>
Reviewed-by: Heikki Halmet <heikki.halmet@digia.com>
Reviewed-by: Simo Fält <simo.falt@digia.com>
Reviewed-by: Tony Sarajärvi <tony.sarajarvi@digia.com>