Qt metrics v0.13: Autotest dashboard (remake)

Autotest metrics box remade by replacing old insignificant list with
a wider scope dashboard. It has the failed Autotests categorised to
four groups according to Autotest and Configuration insignificance.
Category descriptions shown as a popup text hovering an "i" icon.
In addition, the Autotest dashboard list now changes dynamically
according to Project and Configuration filtering.

(Note: Changes to Autotest section in Project dashboard not included
in this version)

Change-Id: I8fc0b28af36351a032e55993f8189d45b2d11d64
Reviewed-by: Tony Sarajärvi <tony.sarajarvi@digia.com>