Some of functions were enabled on Qualcomm S800 by changing grid size;
OpenCL kernel grid size unification for different platfroms;
Test pass rate improvements by inclreasing threshold;
Some tests were disabled for Android;
run.py was adopted for devices with brackets in in name.

content and renamed to a more sensible name. Also fixed a wrong link in the
actual display_image tutorial.

The implicitly generated ones don't work properly, and I don't want to
write proper ones. :-)

"Fixes" <http://code.opencv.org/issues/3358>.