adding config.pri files to samples
(cherry picked from commit 5151233e62c631f8a15681ae0627cfa6f7ad64b9)
Merge pull request #5 from CodeHoarder/master

adding config.pri files to samples
added missing config.pri files
removed deprecated id attribute in bar-descriptor and enabled parallel builds option in build configurations for samples
Merge pull request #6 from CodeHoarder/master

added missing config.pri files