This is a series of enhancements for ir-test and related Makefile
for Linux and Windows.
UpdateLog:
1) Make ir-test run from any directory
2) add --help option and print program usage
3) Enable user to specify test folders and/or files to run
4) Check unsupported option and print help usage
5) Update Makefile to use new ir-test options
6) some code refactory
Signed-off-by: Tony Su <tao.su@intel.com>
Reviewed-by : Dmitry Stogov
Reviewed-by : Anatol Belski