Change email subject content sent from CI system
Change email subject content sent from CI system

Subject line changed from showing a useless long line representing
the SSH address of codereview to showing a shorter line stating
the project that was built and the build number. This one is
easier to read and works better on mobile devices that pick up
email.

Task-number: QTQAINFRA-815
Change-Id: Ie08bbd66d2fc97acfcc2011462317994b6e9075b
Reviewed-by: Liang Qi <0f3d3d9587f4f01263b2640b7eef7a92a160ec94@digia.com>
Reviewed-by: Frederik Gladhorn <bb2d0c2ba681c116a2d12cf46ffa528dd5dd064e@digia.com>
Reviewed-by: Sergio Ahumada <50040eca24a281f93e667f7053e87a1789991989@blackberry.com>
Reviewed-by: Simo Fält <b598cfbc9cb80e3067479e5abd365cdf44c9b327@digia.com>

tsarajar/qtqa,tsarajar/qtqa,tsarajar/qtqa,tsarajar/qtqa