QtIFW

forward make "check" target to autotests

 - now we can use "make check" in the root directory to run
   a build + run all autotests instead of going down to the
   autotest directory

Change-Id: Ie0ca4ab45cfc7e8a0c204dd1d9d0d800210127eb
Reviewed-by: Karsten Heimrich <karsten.heimrich@digia.com>