Hardware detection: does not build yet

* patch included
* C++ code compilation problem
``` Entering directory `/home/abuild/rpmbuild/BUILD/yast2-hardware-detection-2.22.0/testsuite'```
``` g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/YaST2   -DY2LOG=\"agent-probe\" -fmessage-length=0 -grecord-gcc-switches -O2 -Wall -D_FORTIFY_SOURCE=2 -fstack-protector -funwind-tables -fasynchronous-unwind-tables -DNDEBUG -std=gnu++0x -DHAVE_CXX0X  -Wall -Wformat=2 -MT runag_hwprobe.o -MD -MP -MF .deps/runag_hwprobe.Tpo -c -o runag_hwprobe.o runag_hwprobe.cc```
``` runag_hwprobe.cc:10:28: fatal error: ../src/HwProbe.h: No such file or directory```
```compilation terminated.```