Initial commit
Selective monitoring command-line option added to perf stat
Selective monitoring parameter added to perf_evlist__prepare_workload function.
If selective monitoring enabled, then communication through socket is established when workload is being prepared. All calls to this function altered appropriately.
Perf communication handler's argument changed
Selective monitoring is implemented in perf stat
libcustomperf binary removed
Selective monitorng sample workload added